20/07/2024
It's the weekend! We're cruising into the weekend after a busy week with our interns and are looking forward to next weeks reef trips! Keep everything crossed for us that the wind behaves itself and drops down a little bit :D
Marine Discoveries (formally Reef Teach) is an environmental consultancy that focuses on research an Visit our website for more info and ways to get involved.
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Our team has a long history of working on the reef and with their diverse knowledge, experience, and expertise, they are perfectly suited to the challenges that face us. Through our training programs we are proud to be teaching and inspiring the next generation of marine biologists, and conservationists as well as working in the consulting field with reef professionals on site stewardship programs. We also have a strong focus on research that feeds back into management.
It's the weekend! We're cruising into the weekend after a busy week with our interns and are looking forward to next weeks reef trips! Keep everything crossed for us that the wind behaves itself and drops down a little bit :D
Going slow is one of the best ways to see invertebrates. Due to their timid and nocturnal nature, most of these animals will be hiding during the day, and if you do spot them, will pretend you haven't!
Despite most of our research being done snorkelling, we do get under the water from time to time!
All of our staff here are either Dive Masters or Instructors and so we do try to get under whenever we can or need to. Some of our surveys require a lot of detailed, 'head in the coral' kind of work and so are much easier to do on scuba.
What do you prefer, diving or snorkelling?
Most of our work is done snorkelling on the Great Barrier Reef.
Why you might ask? It's mostly to do with the fact that the majority of the corals are in the top section of the water and so it's unnecessary to dive! Also, being closer to the surface means that most impacts are found in the shallows as well, making it imperative to stay where we are most needed for surveys.
Damselfish are some of the feistiest fish you can find on a reef. With their small stature comes a big personality ready to defend their 'farm' to the highest level, regardless of how big the intruder is!
Sometimes its the little things in life!
This little shrimp was less than a cm long and one of the hardest things to get a shot of... We might need some more practice with ! What's the smallest thing you've ever photographed?
From studying marine life to exploring underwater ecosystems, every day is an adventure on our work placement programs!
Spaces are filling up fast for the rest of the year and 2025's dates will be up on the website soon. Email us now to secure your spot!
Check out this Seram Blenny! Not often found on outer reefs, this master of camouflage uses the algae patches and rubble to hide from the multitude of predators that they have. It's a handy place to hide though considering their main food source is actually algae...
Have you seen one of these before? If so, where??
It’s a tough gig but someone’s got to do it. This month as always we have been collecting lots of surveys and photos! And we can’t do it without the amazing work of our work placement students. You know how thankful we are but we like to do a shout out every so often just in case you forgot 🥰🐡.
Giant clams sure don’t start off giant but this one is living up to its name! They get colour from algae that lives in their tissue but who can tell us what those bright spots on the outside are?
🐢 Did you know that the temperature of turtle nests determines the s*x of the babies?
If we told you that with climate change we will see more female turtles, which biological s*x do you think is determined by hotter temperatures?
It was an exciting moment for one of our staff members in April as, after nearly 15 years working as a marine biologist, Abby finally got to see a tawny nurse shark!
These beautiful sharks aren't particularly rare, Abby just thinks she has bad luck! Getting up to almost 3m long sometimes, these are not small sharks but are often found resting like this one. As part of the carpet shark family, this means that they are able to stop moving unlike many other species of shark.
Sometimes the most interesting things are the smallest. Apologies for the slight blurriness, this little pipefish was only a few centimetres long and would not stay still! And when snorkelling and no macro lens, that makes things tricky!
Pipefish are very much like seahorses, just straight versions rather than curly! Just like in seahorses, the male will carry the eggs once the female has fertilised them. They also have fluorescent colours to them that differ between the males and females, suggesting that they communicate in fluorescence as well!
Happy Mothers Day to all of the mums out there who might feel like this poor turtle some days! We hope you get some personal space today if that's what you want and that you are thoroughly spoilt regardless.
Lionfish are a controversial topic on some reefs around the world but here, we love them! They are pretty rare on the Great Barrier Reef so when we do see them, we tend to get excited.
Unlike other reefs in other parts of the world, our lionfish are meant to be here, not introduced to the ecosystem. Because of this, they have plenty of natural predators, especially when they are young like this one.
That's why if you do see them, they will most likely be hiding under rocks and in crevices to protect themselves, coming out to hunt at dusk.
Despite our interns working extremely hard during their projects, they also get plenty of free time to enjoy the reef outside of surveying! This is Corey, one of our interns from March who was also an excellent free diver!
Coming in hot!
Grey reef sharks are often one of the more inquisitive species on a reef when it comes to predators. Although rarer during the day, as they are nocturnal, it can be quite common to get 'buzzed' by one of these beauties. A quick swim by at quite a close proximity is enough for these sharks to realise that you are not food and keep swimming but it definitely raises the heart rate through sheer excitement!
Most people know all about anemone fish, but what about the anemone itself? Did you know that anemone's can come in many different shapes and sizes and be anything from a few centimetres across to over a metre!
Lizardfish are usually solitary hunters so when we saw this pair hanging out together, they deserved a quick snap. Judging from the looks on one of their faces, it seems like we may have disturbed something!
Some of the most beautiful things are often the smallest. Like this flatworm for instance! Flatworms are most often seen on the substrate but dont forget to look other places for them too, like the middle of the water column sometimes!
You made it to the weekend! What are your plans this week? Anyone visiting the reef?
Today NOAA has announced a global bleaching event. This is the fourth one ever recorded and the second in just ten years.
What that means is that mass bleaching has been seen this last year on reefs around the world, usually whenever they hit their peak summer months. Reefs such as the Caribbean, the Great Barrier Reef, the South Pacific and the Red Sea have all seen mass bleaching in their summers this year.
We are as sad as you to read this although it comes as no shock to us as we have been physically monitoring our reefs here as well as keeping up with what is happening in the world. Despite everything, please don't give up hope. We are coming to the end of the bleaching event here on the GBR and Marine Discoveries have been helping our partners in tourism and management collect a record breaking amount of data that will give an invaluable and enormous data set on all the details including the recovery.
The reef is still classed as resilient, every year that it gets hit with large events like this, it still manages to come back to its beautiful, healthy self. We just have to ensure that we do what we can to make these events further apart, giving the reefs their much needed time to recover in between.
The Reef Summer Snapshot report is coming out tomorrow and whilst we are expecting it to show some big numbers for bleached reefs, it won't be until much later this year that we will get a full picture of the amount of corals that have either recovered or succumbed to the the bleaching. Until then, we survey, we monitor and we work our butts off to help wherever we can.
This could be you!
We are always looking for interns to join us each month, during your project we will teach you identification skills, survey techniques and make sure you get plenty of time to put them into practice.
And you never know what you'll see when you're out there!
Jellyfish season (otherwise known as summer!) is a great time to find some very cool creatures and different types of jellyfish!
What species do you think this is? Jellyfish experts, lets see your best guess :D=
GBRMPA have announced yesterday that the bleaching we are seeing here in Cairns is part of a mass coral bleaching on the GBR. We are proud to be doing as much as we can here at Marine Discoveries to not only add to the largest data set ever recorded in history for this bleaching event but also to assist the tourism industry in their great work monitoring their sites.
For more information, check out the Great Barrier Reef Marine Park Authorities Facebook or Instagram page for all the latest information and weekly updates during this summer period.
https://fb.watch/qHicjJT6ya/?mibextid=Nif5oz
Great Barrier Reef Marine Park
See through goodness. So many fish and animals are almost transparent on the reef. This makes for some interesting anatomy lessons as you can see all the organs and tiny details of the fish, in this case, a whip goby with the whip coral behind it.
We have also been carrying out many surveys these last few weeks to keep an eye on the corals in our area. We are seeing some bleaching in the Cairns region but much of this was from the large amount of fresh water from the floods over Christmas. We are seeing continued bleaching but very little mortality which shows us that the corals are still holding on even after all this time. Stressed but still very much alive.
GBRMPA will conduct aerial surveys in more regions as they are needed and this is dependent on the results that come in from surveyors working hard up and down the entire length of the GBR.
As the water starts to cool down this next month, hopefully most of the bleached corals in the South will recover but we will be out there as much as possible to continue our monitoring in our area and assisting the Marine Park.
For more on bleaching, check out our website blog in the next few days for a what's what and who's who of all things bleaching.
We see you!
Starfish can be found almost anywhere on the reef and sometimes it's a case of hide and seek. In this situation, we won!
It’s very rare that you get both Abby and Cara out on the reef together so the day had to be documented!! Along with our interns it’s been a great day trialling a new survey and even finding a couple of nudibranchs to top the day off!
Its a fishy kind of week! This week is the first training week for our February interns, this means a lot of workshops and even a surprise trip to the reef on their first day!
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Cairns, QLD
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Little things truly are under appreciated on a reef, and we can often see why when there are turtles and sharks cruising around! But it’s always important to slow down and look for the small things in life, sometimes they can be the prettiest! #marinediscoveriescairns #greatbarrierreef #thisisqueensland #underwater #marinediscoveries #nudibranch #flatworm #macrophotography #macro #reef #coral #littlethingsmatter
Just another day on the reef, making a pest of ourselves around cleaning stations hoping that if we are still enough, they might think we’re a big fish and clean us too! So far it hasn’t worked… maybe we need to work on our camouflage? #marinediscoveriescairns #greatbarrierreef #underwater #thisisqueensland #camouflage #reef #marinebiology #cleaning #marinediscoveries #cairns #blowingbubbles
There’s something so soothing about watching corals sway in the surge. Leather corals take in water to make themselves rigid or let out water to give themselves a smaller surface area. That means, if there is a huge storm or cyclone coming, they can make themselves really small to stop the bigger waves and surges from knocking them off the substrate! #corals #coral #greatbarrierreef #thisisqueensland #cairns #marinediscoveriescairns #underwater #soothing #natureinmotion
It’s nice when your anemone gets a friend! This anemone has a mini anemone species growing just next to it and although it is not one of the species that anemone fish will live in, it’s awesome to spot on the reef. Anemones can be anything from 1m across to only a few centimetres wide. #anemone #anemonefish #reef #coralreef #underwater #greatbarrierreef #marinediscoveriescairns #marinebiology #marinediscoveries #lovethereef #cairns #friend #bestfriends
Interrupted a very important nap here, sorry turtle! Don’t worry, we left it to get back to its very important task of the day and it quickly went back to sleep!! Did you know turtles can sleep for around 4 hours and hold their breath by lowering their heart rate so they don’t need to breathe as much? #marinediscoveriescairns #greatbarrierreef #underwater #reef #thisisqueensland #marinebiology #turtle #turtles #lovethereef #underwaterphotography
Cruising into the weekend…. With the weather as nice as it is, for the first time in a long time, all of our team will be out having fun days at the reef this weekend! What are your plans? #underwater #marinediscoveriescairns #marinebiology #underwaterphotography #marinediscoveries #itstheweekend #reef #greatbarrierreef #cairns #lovethereef #thisisqueensland
I know the way! Follow me! Bumphead parrotfish often swim in large schools and can be found cruising around the reef together, eating everything in their paths. #bumphead #bumpheadparrotfish #parrotfish #fish #greatbarrierreef marinediscoveries #marinediscoveriescairns #underwater #underwaterphotography #thisisqueensland #underwaterlife #marinebiology #marinebiologyfacts
This beautiful lady was in no rush what’s so ever to get to the surface! The great thing about turtles is that if you are calm, so are they, and that way you get to have the best interactions with them! Always keep your distance, keep quiet and stay pretty still and B they might hang around and let you watch them! #turtle #marinediscoveriescairns #marinediscoveries #underwater #greatbarrierreef #underwater_is_life #lovethereef #reef #coral #marinebiology #marinebiologyfacts #turtles
This week has seen the sun make a dramatic comeback here in Cairns, the water temp is on its way down and our April internship project started! All things that require celebration! 🎉 ☀️ What have you been up to this week? #sunsout #marinediscoveries #internship #pufferfish #greatbarrierreef #underwater #underwaterphotography #naturalworld #lovethereef #fish #coral #reef #coralreef #naturephotography #underwatervideo #cairns #queensland #marinebiology
Cuttlefish mimic their surroundings, right? Kind of! As you can see from this gorgeous creature, she’s not mimicking the coral around her at all. Instead she’s mimicking what is directly underneath her. This makes spitting cuttlefish when snorkelling quite tricky as they mimic the substrate under them and when we look at them from the top down, they are perfectly camouflaged! Have you seen a cuttlefish? Were you diving or snorkelling? #cuttlefish #marinediscoveriescairns #marinediscoveries #greatbarrierreef #underwater #underwater_is_life #underwaterphotography #marinebiologylife #marinebiologyfacts #marine #thisqueensland #lovethereef #cairns #queensland
Whitsundays, you pretty!! Thanks for a great trip, and Whitehaven beach really is as white as you think! #masterreefguides #marinediscoveries #whitsundays #worktrip #beach #whitehavenbeach #thisisqueensland
When you find the absolute perfect rubble spot for your afternoon snack! Green turtles like this one will eat plenty of algae during their lifetime and this one has clearly found a very tasty area! Please note, rubble patches like this one are present on every reef in the world, no matter how healthy they are! They are a perfectly normal part of the reef and this was just a tiny patch of an otherwise very healthy site! #rubble #reef #marinebiologyfacts #marinebiologylife #marinediscoveriescairns #turtle #coralreef #greatbarrierreef #underwater #underwaterphotography #feedingtime
So much life in just one coral! Bushy acropora corals like this often support large schools of fish as well as a multitude of other life. What’s the best thing you’ve ever found hidden in a coral? #hiddensecrets #hidden #secretlife #coral #reef #greatbarrierreef #marinediscoveriescairns #cairns #underwater #queensland #thisisqueensland #underwater_is_life #underwaterlife #marinebiology #marinebiologyfacts
All this rain and cloud cover might be good for our reefs but on land, we’re all starting to feel a bit soggy! If everyone could send a prayer to the rain gods to maybe just give us an afternoon off, that would be great! We miss days like this a bit! Despite the rain, the show must go and with the bleaching event currently unfolding, it’s even more important than ever to keep bringing the data home. #marinediscoveriescairns #marinediscoveriesinternship #research #greatbarrierreef #reef #coral #turtle #underwater #underwaterphotography #queensland #cairns #lovethereef #thisisqueensland #coralreef #survey #marinebiology #marinebiologist
Just a little butterfly fish, going about its business! Butterfly are almost always combinations of black, white and yellow, not blue, never blue. With the exception of this one species 😂. Just when you think it’s safe to make a set rule for how to identify fish, nature decides to confuse us! #butterflyfish #fish #nature #norules #underwater #underwaterphotography #underwater_is_life #marinediscoveriescairns #cairns #Australia #queensland #thisisqueensland #reef #greatbarrierreef
The moment in time that you realise you’ve been spotted! Not pictured, the intern filming me, filming the titan triggerfish because he thought I was going to get attacked and that would be funny! 🤣 Such love… 😅 #triggerfish #greatbarrierreef #marinediscoveriescairns #marinediscoveries #underwater #lovethereef #coralreef #coral #reef #underwaterphotography #thisisqueensland #cairns #queensland #marinebiology #fish
Turtles come up for breath every ten or so minutes when they are feeding or in the shallows. It’s only when they are sleeping or even when the weather is bad that they will hold their breath for the impressive times that you hear about! #turtle #greatbarrierreef #downunder #cairns #reef #marinediscoveriescairns #marinediscoveries #underwater #coral #breathe #summer #australia #queensland #explore #thisisqueensland
Happy #internationalwomensday ! Today feels like the perfect day not just to celebrate the fact that our team is 80% women but that we now have a new (female of course) member of the team! Alongside Abby, Cara and Tatiana, we are happy to welcome Kat! This isn’t a brand new welcome however, Kat is actually returning to the team after a long hiatus and if you came to one of our public talks years ago, you may have already met her! Kat is currently working on her PhD at James Cook Uni and is studying the impacts of coral bleaching on the corals venom…. Pretty cool. So, please make Kat feel welcome in the comments and say hi! 👋 #womensupportingwomen #womeninstem #research #marinebiology #marinediscoveriescairns #womensday #coral #coralreef #gbr #thisisqueensland #underwater #biology #internship
Munching our way through the week! Bumphead parrotfish can produce up to 90kg of sand a year through their poo… this one is working hard on getting the coral in to make those numbers! #parrotfish #bumphead #coral #reef #sand #greatbarrierreef #underwater #thisisqueensland #marinediscoveriescairns #underwaterlife #lovethereef #fish #marinelife #marinebiology
When you are trying to survey but a school of baby sharks is far too distracting!! We were lucky enough to have this school of 7, yes 7, baby grey reef sharks hanging around whilst we were surveying last week!! This month’s interns have had a pretty good streak of luck, first a manta, now baby sharks! Say it with me… Baby shark do do do doo… @greatadventurescruises #greatbarrierreef #marinediscoveries #marinediscoveriescairns #shark #sharks #babyshark #reef #coral #thisisqueensland #underwater #lifeisbeautiful #nature #underwater_is_life
Reef Teach enhances everyones Great Barrier Reef experience through our highly qualified marine biologist sharing their knowledge. Although research is our main focus with our Marine Discovery Program (see our website for details), our relaxed, entertaining evening show will help you get the most out of your time at the reef. Through their knowledge and experience, the Reef Teach team will take you on a tour of what they look at when they go for fun dives and snorkels along with giving you fun, accurate and up to date information about the reef. With this information you will see so much more and enjoy the Great Barrier Reef so much more. To book click our book now button, or email us at: [email protected]
Big Cat Green Island Reef Cruises
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