Showing posts with label marine conservation. Show all posts
Showing posts with label marine conservation. Show all posts

2.2.16

Coral identification

The easist corals to study are in the lagoon and
are very shallow at low tide.  However even with the books
and easy access it is hard to identify hard corals to family
and we can identify very few to species.   YET :-)





More blogs on Marine science class 2016
More info on the Cambridge Marine science A level class


Become a volunteer in 2016 here

Conservation projects 2016

For more information, please check our website or e-mail info@tracc-borneo.org 


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16.9.15

Reflection: Building Artificial Reefs


Step Reefs

My experience at TRACC revolved around building step reefs which is a type of artificial reefs. Step reefs are placed on the slope of the ocean bed to serve as wave barrier.( If you're confused don't worry! I was too when I first started. But you'll pick up things easily at TRACC)

It's funny when I first heard the term "step reef".  I thought it was a square reefs just like steps of a stairs. I had a lot of questions playing through my mind. Was it big? Was it small? Was it square? Only later did I realize it was simply a square with glass bottles attached to it. If I had the time, I would have spent it trying to play around with the materials used in building the step reef such as steel or twigs. (Maybe I'll come back next year!)

Making a step reef is not as complicated as it seems. The main material used are cements and bottles. You mix the cements on a crate and add the bottles to it. It's simple! Of course, it's going to take some hardwork such as working in the sun and able to dive a couple of times a day to plant the reefs underwater. Sometimes, I get exhausted but then I realize how much impact I get to make to the environment and that motivates me a lot.

Hardworking :)

TRACC provides training and a place to make your artificial reefs. In fact, I wouldn't have even learned most of the things I have without training. My experience at TRACC will help my goal to pursue my education in marine biology which is something I'm deeply passionate about. More than that, I gained valuable experience as an intern here - how often does anyone get to say they've had hands on experience building coral reefs!




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12.9.15

Ten facts to know about becoming a marine biologist

how to beome a marine biologist
Dive surveys
Ten facts you need to overcome to plan a career as a marine biologist. 
Start with more info - if you are still at school or pre U or working on a career change then a marine science course will help test your desires before you spend 3-4 years at Uni or college.

Becoming a marine biologist is fantastic in many ways but it is a hard choice.  Jobs are few.  From 10 people with PhD degrees only 1 will be working in their chosen field by the time they are 40 years old. Many more will work in the dive tourism industry.

Most marine biologists are part-time, they have careers in other fields. Sometimes teaching, sometimes aquaculture, sometimes fisheries, sometimes in aquariums. Not many get to be "Marine Biologists". The smartest people can work in Universities doing experiments, a few lucky people (like me) make marine biology part of another career (tourism management) and get to spend some days each month in the field.  To succeed you need brains, hardwork, determination and luck (IMHO).

1 Not all your work will be glamourous,  autopsy on turtles killed by plastic (conservation), measuring and gutting fish (fisheries) or working with sick, dying fish (aquaculture) will test your gag reflex and resolve.

measuring sharks
Measuring sharks
2 It is not well paid and the career prospects are low. Jobs are hard to find - start as an intern.  Biotechnology is a much better career choice or Fisheries or Aquaculture.

3 Lots of time is spent in the office writing reports, blogs or social media and lots more time is spent in meetings.

4 Studying, saving or simply managing any part of the planet is frustratingly slow, from species which need protection today to ecosystems that are changing slowly because of global climate change.

5 The weather is not always kind,  a beach survey in January at low tide (= dawn) anywhere in the world is hard but cold places have more jobs than warm places so chances are it will be snowing.

6 Do you get seasick?  Some of the best marine biologists avoid boats because of this. There are shore based jobs out there but there is more competition for jobs where you get to go home every day :-)

Pre dawn light on a rocky shore survey
7 Do you hate bugs?  From jellyfish and stonefish to mosquitos and ants there is always something trying to bite, sting or eat you.

8 Life on a tropical beach for months at a time when diving every day is hard on your body.  You need a strong immune system and a willingness to eat all the fruit and vegetables possible.  Finding enough protein as a vegetarian is extra hard so carnivores suffer less from infuriating illnesses.

9 Do you love study and reading.  The ocean is the underexplored 70% of the planet and we learn new things all the time.  Study and reading are part of the process.
10 Does a foreign culture excite you.  There are more jobs scattered around the world but to survive the culture shock you need to be able to accept hardship because chances are; that where-ever you get to work doesn't have familiar fast food or supermarkets.


Underwater work
If this has not put you off - the benefits to being a marine biologist are many.  Read what Natalie says about her Internship.
Read the 10 best reasons for studying marine science here.
or the 10 best ways to become a marine biologist here.
or How to get a job in Marine Conservation.

good luck
Lifting heavy objects - There are days when diving is just another job. 


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20.8.15

TRACC gets 60% A & A* Grades in the 2015 Marine Science A Level

The A-level results are in and TRACC have had another bumper crop of excellent grades! 100% A*-C with 40% of our students scoring an A*!



Adding this our already impressive history in teaching this diverse and exciting course we now have a (haha) TRACC record of 75% Grades A or A* ! That's a cool 120-140 UCAS points if you need a boost to your British University application. The Cambridge Marine Science (9693) A-level is also well recognized by other institutions around the world.



You may also be interested to know that only 25% of our A-level candidates have had any previous scientific study and 40% have only high school education (age 16 in the UK). The intensive nature of the course, the small class size and the constant availability of the tutors means that this course, and a good grade in it, is well within the grasp of anybody.


TRACC are one of the few non-academic institutions offering this interesting and comprehensive scientific course worldwide. It runs annually for approximately 12 teaching weeks between January and April, culminating immediately in the Cambridge exams in early May. There is literally no way to forget anything since you eat, sleep, breathe (and dive) marine science every day for 12 weeks. Then we have a week of intensive revision followed immediately by the exams.
The course is fieldwork based with lots of practical immersion in the subject.  Check out our trips to study Rocky shoresFisheries, Mangroves, , Coasts, plus underwater biodiversity and ecology studies.
Hard not to be inspired by beaches as beautiful as this.

As though this wasn't enough, the  A-level course includes 12 weeks accommodation on our certifiably beautiful beach and PADI Open Water and Advanced Open Water as well. PLUS we have amazing macro marine life,  turtles nesting on the beach...++

The 2016 Marine Science A-level will be running from 18th January - 2nd May (following the Cambridge exam timetable). 

For more information, please check our website or e-mail info@tracc-borneo.org

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10.8.15

What the Turtle Volunteers have been up to

About 25% of TRACC volunteers from May-September come to monitor the turtle nesting. It isn't possible to dive all day and walk round the island all night so this program is specifically for people who want to do some conservation without the expense (in either money or energy) of diving and reef restoration. They walk quietly round our lovely little island in the silence of the night and then snorkel peacefully in the heat of the day.


The turtle volunteers are also conducting in-water turtle surveys to monitor the turtle population and activity around the island. We've found that the green turtles outnumber the hawksbills by 10:1, but that the population dynamic is different. The green turtles are transitory adults; spending their days sleeping and eating in the shallows, mating and nesting. The hawksbill turtles tend to be resident, active juveniles.

Once the female greens are ready, they haul themselves up the beach and wander round it (often for hours) trying to find the perfect place to lay their precious eggs. We don't have any photos of this because any sort of disturbance at this point will have them beating a hasty retreat. So our turtle volunteers sit in the dark waiting for the girl to be ready.

Finally, when everything is perfect she settles into a semi-trance and starts to lay her eggs. She lays anywhere from 30-150 eggs depending on her age and how long she's been holding them. Often a female will return to the beach and go through the nesting process two or three times before she's finished for the season.

At this point the volunteers get face down in the sand for the enviable privilege of catching turtle eggs straight out of the mother. The eggs are all collected carefully and transferred to the island hatchery where they are safe from human poachers. There are no natural predators of turtle eggs on the island and if it wasn't for poaching the nests could be safely left in situ to develop naturally.

Although turtles are totally protected species and there are stiff penalties for taking their eggs, the local stateless people have very few economic opportunities. The poaching of turtle eggs is a major source of revenue for them but a major threat to turtle conservation.

All credits to Wirginia Romanowicz-Basiak for the photos.

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3.8.15

Soft coral rubble slope consolidation experiment


Pompom Island
As mentioned in the previous blog post, Pompom island marine environment has large areas where the benthic type is that of a mobile rubble slope. This degraded ecosystem is caused by dynamite fishing and generally has lower biodiversity and fish density than the coral environment that preceded it. Here at TRACC we are working upon methodologies to consolidate the rubble with the hopes of returning it to the bio-diverse hotspot it once was. Mobile rubble slopes present a difficult ecosystem for recolonizing of hard corals as newly settled recruits often attach to a mobile piece of rubble and end up rolling down the slope. Currently at TRACC we are using soft coral replantation techniques to consolidate the rubble slope. Whitney Hoot and myself decided to investigate this and see what effect, if any, the soft coral was having upon the slope.



Firstly 3 different sites upon the north east side of the island (house reef) were chosen. Sites were selected based on the following criteria; benthic cover type (rubble), depth (~5m), slope angle (between 34-45 degrees), distance below reef crest (1-2 meters) and crest characteristics (no coral heads etc.).




Once sites were selected, 3 nets were deployed measuring 2x8 meters. To each of these nets two treatments and a control was added (thank you to all the volunteers who participated in this). Treatments included cabling tying soft coral to the net, cable tying bare rubble to the next and a control on each side of the net.



After nets had been put in place and quality control had been completed,  121 pieces of labeled and painted rubble fragments were randomly added to the top of the quadrats in each net. This was also repeated for the bottom of the nets using differently painted corals. Our plan now is to track the progress of the rubble movement over time to and see if there are any significant changes.




As well as rubble movement every individual coral colonies was photographed , ID’d and measured using imageJ software. Recording colony height, soft coral density and number of runners will allow us to monitor the growth and survival rates of all the soft corals in the experiment. And lastly i will monitor the benthic community structure that follows due to the change in environment. 

A speedy nudibranch rushes to see what we're upto

Whitneys ingenious labeling methodology



A beautiful sunset to mark the end of experiment preparation

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14.7.15

Malaysian Interns 2015

Our 2015 Malaysian Interns are finally here!



Malaysian Universities require their students to do twelve weeks of Industrial Training as part of their degree course. This year our lucky interns are coming to us from both UMT and UMS and have backgrounds in Marine Science or Conservation Biology. They successfully beat the rush back in December and were undeterred by the challenging application process; Allen, Martinus, Nadia & Shaakirah have finally made it all the way to an exciting internship with TRACC on Pom Pom, Sabah, Malaysia.

They will learn to scuba dive and (once they get past blowing bubble rings for hours) how to get to work underwater. Cement mixing, concrete lifting and lowering, reef rebuilding and coral transferring are all part of the days work at TRACC. This is part of our major restoration work where we stop the decimated rubble reef from moving and plant healthy baby corals in stable conditions. These in turn grow, stabilize the rubble further and provide critical habitat for all the other denizens of the reef.



On top of this, they will be undertaking research rotations with our resident scientists on the long term projects TRACC has running. These include fish, coral and invertebrate identification to species (there are over 300 species of fish alone!). The coral garden identification and mapping project (the coral id book comes in 3 volumes!). Soft coral stabilization of steep, mobile, rubble substrates ("Perhaps we can use soft coral to "stitch" the reef back together so that it stops moving enough for us to replant it".). Turtle daily migration patterns (Seriously, where does George go every afternoon?).

Finally, they will be mixing with people from different places, ages, backgrounds, opinions and experiences and discussing and debating all the marine science, conservation, ecology, anthropology, sociology and politics that affect the marine environment. The critical thing that unites everyone at TRACC is a love of the ocean, a passion to preserve what we have and the dedication to restore what has been damaged.

Allen, Martinus, Nadia & Shaakirah have a unique opportunity to witness the problems and take part in the solutions for themselves before graduating as enthusiastic Malaysian Scientists.

Good Luck Guys!



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11.7.15

Whitneys project-soft coral and rubble planting

Today I went out with Tom and Helena to help out with Whitneys project.
Whitneys project is to see if soft corals can be used to stabilize a rubble reef slope and if they do, will this enable hard corals to settle, grow and create a coral reef.
I very much look forward following this particular project.

Tom's focused on attaching the cable tie
On the way to the control site we saw a octopus hiding in his hole and on the way back we saw a turtle resting.

The vizibility was, for Pom Pom, not that great, we have had a bit of rain and wind the last few days, which has been very much appreciated, we needed that.


Helena with things to plant



Octopus hiding in his hole

Green turtle resting

With his fellow sucker fish

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30.6.15

The luxury of just walking in

When it comes to diving, Pom Pom is pretty spectacular. Just the luxury of putting your dive gear on, take a short stroll down to the beach and just walk in. Even from the surface you get a glimpse of just how amazing your dive is going to be. And when you descend, you just look around you and every time realise how lucky you are to be diving here on this beautiful island.

Soft coral planting to stabilize the reef slope
The house reef is so full of life and amazing critters. I think there is something for everyone here, except perhaps shark lovers, so far I haven't had the privildge to see one.
But if you love corals, sponges, anemones, fish, molluscs, nudibranchs, macros and volunteering with conservation this is the place to be.

For more information, about learning to dive or volunteering to help save the ocean with TRACC in Malaysia - Turtle Snorkellers - Divers 
 
please check our website or e-mail info@tracc-borneo.org

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Invaders must die, the anemone fish doesn't seem too happy
about about the angel fish in their home


More info about learning to dive or volunteering to help save the ocean with TRACC in Malaysia - Turtle Snorkellers - Divers 

A net is put over the reef slope and
soft corals planted to stabilize the rubble substrate

20.6.15

Successful marine conservation by coral biscuit culture

A coral biscuit with new coral tissue
spreading across the cement block.
We have been diving on the ribbon reef coral nursery doing essiential maintenance. TRACC has just moved back to Pom Pom island after a one year absence and while there were no volunteers, the nursery was disturbed by the fish. The staff we retained for the SGP/GEF project were busy building step and bottle reefs on land but with no diving gear they could not do the underwater work.
The corals fragments were planted last year in wet cement to create coral biscuits. The biscuit process takes place on land, wet cement is placed in small plastic pots and finger sized pieces of coral are stuck in the cement. The pot and coral is placed underwater where the cement sets, after 24h the plastic pots are removed and the finished biscuits are placed in the nursery to grow. Unfortunately the biscuits are not heavy enough to stop them being moved by fish. The fish are attracted to the crabs and worms that hide under the biscuits, Rockmover wrasse are theworst culprits. These are really crafty fish, you can see them at work on most of the rubble areas of the island. They appear to work in pairs and take it in turns to pick up a piece of loose coral. One fish lifts the coral and moves it while the other grabs the crab or other tasty morsel which was hidden underneath. Pretty clever fish, they take it in turns so each fish gets a share of the food.
Two very similar coral species competing for space
on the same block.  The new coral tissue has
spread from the original massive coral across the block.
Anyway, the rockmover wrasse and the triggerfish move the coral biscuits in the nursery and they drop blocks on top of other corals and even turn the blocks over. Our job as volunteer divers is to sort out the mess of blocks and turn the coral biscuits back the right way. Fortunately, coral is pretty resilient, provided the coral was not buried in sand, they continue to survive even upside down. The coral doesn't get much light when upside down so growth is really slow. Our job at TRACC is to promote reef growth for marine conservation so we spent several days this week turning all the corals back over so they are the right way up.and can grow quickly.
The growth of the biscuits which remained the right way up, has been amazing and is a great example of sucessful reef regeration. If you look at the pictures you can see the coral tissue spreaing across the blocks, the corals in this post are all massive corals which are supposed to grow really slowly. (i will write another article about the branching corals) The original fragment can be seen in the middle of the block and then the coral tissue has spread across the biscuit and in some cases gone over the edges and down the sides. The coral obviousy uses the free space on the biscuit and spreads as rapidly as possible.
It has been a great experience working on marine conservation with TRACC and I would like to thank my instructor and all my gap year and volunteer buddies. It has been a blast, and i hope to come back to see my corals when they have been moved out of the nursery and onto the ribbon reefs and Step reefs.

For more information, about learning to dive or volunteering to help save the ocean with TRACC in Malaysia - Turtle Snorkellers - Divers 
 
please check our website or e-mail info@tracc-borneo.org

The main website is at http://tracc-borneo.org
Check out our posts on our activities
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7.6.15

Sunset music festival coral planting exhibition

Happy with his coral biscuit
Our final coral planting exhibition for spring 2015 was held on the 6th & 7th of June, aiming to educate people visiting the sunset music festival on the occasion of the World Ocean Day and World Environment Day. The entire science team was up at the crack of dawn to prepare for all the coral planting work to be conducted that day. Kit accompanied by his younger brother Yong Sien packed all the coral planting essentials, I meanwhile conducted a fish market survey whilst Jason and Emily collected corals of opportunity ready for the days coral planting followed by a late night information stall at the music festival.

In the previous blog post I outlined the methodology for public coral planting, today I shall expand more into the booth and what we try and explain to people. Educating the general public is a large part of conservation, particularly environmental education for the new generations about the importance of being sustainable.  

The Science Team

Turtles

Jason Talking about Turtles
Here at Kudat three kinds of turtles used to be present in abundance, they are as follows; Hawksbill, Green and Olive Ridley. However to date all populations have been severely depleted due to historical egg poaching, with Olive Ridleys turtles likely locally extinct. Numbers of Greens are protected by the activities of community projects such as KTCS but there are still many threats facing these creatures.


Ocean plastic pollution is one of the main threats facing these beautiful creatures. We at TRACC have performed autopsies on turtles and very often, as reflected in the literature, find that blockages of the intestinal tract are the primary cause of death. It appears that plastic bags in the ocean resemble jellyfish are one of the most common causes of this threat.
So what can you do?

Firstly one thing that everyone can do is simply reduce the amount of plastic they use in their everyday life.  One of the easiest and most effective ways of doing this is simply not using carrier bags. Buy yourself a lifelong shopping bag and immediately help reduce your carbon footprint. The average active use of a carrier bag is under 30 seconds and yet it can take hundreds of years for this to biodegrade. Also buying in bulk can considerably reduce plastic in packaging terms, and also save you money! Lastly, the simplest of all, don’t litter!

Another threat that faces sea turtles is egg collection. Turtles are air breathers and need to come onto land to lay eggs. They lay on average 6 times a season and leave large and very evident tracks leading to their nests. Here in Malaysia the eggs are considered a delicacy, one single nest of turtle eggs can be equivalent of an entire months wages, so its no surprise that historical nest raids have dramatically reduced turtle numbers over the years. At the time of writing it is currently illegal, but with so many beaches its impossible for the police to enforce any kind of law regarding this matter. Here at TRACC, we have collected and hatched in excess of 3000 eggs since 2013. We try and put the message across that the maximum value of turtles, is in ecotourism for the community, rather than a one off payment for an individual.  




Shark fin soup

Shark bycatch / fisheries are another issue that we are trying to educate the public about. Sharks are scientifically defined as fish, however they belong to the subclass Elasmobranch, which also contains rays, skates and sawfish. All members of the subclass Elasmobranchii, in comparison to the majority of other fish subclasses, have long life histories (that is they take a long time to mature, gestated etc). This in turn means that sharks are more prone to being unsustainably fished. Shark surveys conducted across the world all point to significant global reductions in populations of sharks, See HERE for ours.

Shark fin soup is a causes of massive increases in shark fisheries. Shark fin soup is a luxury item in Chinese culture, and Malaysia has the second largest import of shark fins in Asia. To obtain maximum profits, it is common practice for sharks de-finning to take place on the vessel and their body to be thrown overboard (sometimes still alive). By doing so much more shark fin (the most profitable part of the shark) can be brought to market.

For more information about shark conservation click HERE

Jason explaining about dynamite fishing


Another threat which we are trying to mitigate is that of blast (aka dynamite) fishing. This sadly is exactly as it sounds. Its roots lie within the occupation of the Philippines by America. Historically WW2 grenades were thrown into the water, they would then explode, killing everything in its radius and fish would simply be collected.

Sound like a pretty easy way to fish? It is! Super effective as well as very time efficient. However these bombs also cause massive coral damage, no coral means no fish, therefore the few people who bomb fish are in effect, destroying their livelihood and also the livelihood of other artisanal net fishers for short term gain. For more information on blast fishing click HERE





Putting the biscuit back into water
asap to reduce stress on the coral
Here are some of the days coral planting pictures.

Again i'd like to say thank you to all those who participated and a HUGE thank you to my team of scientists; Kit, Jason and Emily for continually working with a positive, can-do attitude, even when working into the night. Great work guys.

Thanks also to the Small grants programme (SGP) of the Global Environment Facility (GEF) administered by the United Nations Development Programme (UNDP). #thegef

Our best looking biscuit?










The future generation planting the future coral!
Mixing a thick paste of the
coral planting cement

You may also want to read about our coral planting for world ocean day or Growth of the branching corals in the coral nursery.  or Step reefs or Bottle reefs or Shark cave reefs or igloo reefs

More blogs about TRACC marine conservation centre

More info about learning to dive or volunteering to help save the ocean with TRACC in Malaysia
- Turtle Snorkellers     - Divers 
 

For more information, about learning to dive or volunteering to help save the ocean with TRACC in Malaysia - Turtle Snorkellers - Divers 
 
please check our website or e-mail info@tracc-borneo.org

The main website is at http://tracc-borneo.org
Check out our posts on our activities
on fb tracc.borneo
on twitter tracc_borneo
on google + tracc

or simply #tracc or #traccblog on Google, Facebook, twitter or instagram