– [Narrator] Each shark that Tristan catches, is measured and tagged as a part of his long-term research to know the abundance and distribution of sharks within the space.
– [Tristan] And 189.
We try to be as light as we are able to.
We’re additionally tryna do that as shortly as doable, in order that we are able to get that shark off and swimming.
– [Narrator] The digital camera mount has tender pads on the within of the clamp, which gently maintain it in place.
Over the subsequent few days, Tristan and Grant handle to deploy 4 extra shark cameras alongside totally different sections of the reef to assist get overview of the world.
– [Tristan] Good.
(water splashing) Proper I feel we’re prepared to launch.
– [Narrator] In whole, the sharks have captured nearly 25 hours of onboard footage.
Giving us a way more detailed have a look at their world than any diver might obtain.
– [Man] That is fairly cool. – [Man] Oh have a look at that.
– [Man] Barracuda. – [Man] Oh large barracuda.
(water splashing) – [Tristan] I really like having the ability to see what they’re seeing.
– [Narrator] However what the sharks have filmed, is worrying.
There is a layer of algae overlaying a lot of the reef.
An excessive amount of algae can cut back the oxygen ranges and block the daylight.
Killing the coral, which then has a unfavourable impact on every thing within the meals chain from RAS to reef sharks.
– There’s so much of fishermen right here, in order that they could possibly be placing a whole lot of stress on a few of these reef fishes, that might be usually consuming the algae after which sustaining the well being of the system.
You’ve got received clearly air pollution as properly, after which on prime of that world warming.
– [Narrator] Overfishing, air pollution and local weather change might all contribute to this thick algae.
They’re world points and can solely get higher, if we proceed to scale back our impression on the pure world.