Meiophenomenal: Diversity of organisms within the Sand Sediment
Meiophenomenal: Diversity of organisms within the Sand Sediment

 Sand particles can range in size from 0.0625 mm (or ​1⁄16 mm) to 2 mm. Despite not being very large there is a whole diversity of an ecosystem within the sediment. Infauna are animals that can be found within these sand grains this differs from animals that live on the benthos or bottom ocean floor in that the

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Sensitive Sharks! Everything You Want to Know!
Sensitive Sharks! Everything You Want to Know!

 According some experts estimations, sharks have been around planet Earth for somewhere between 425 and 450 million years making them just as old or even older than trees themselves! As such, sharks have had time to evolve numerous methods of sensing their environment, making them expert hunters. In order to understand shark senses, one

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Salps: Attack of the Clones
Salps: Attack of the Clones

 Have you ever been walking along the beach or kayaking through the ocean and spotted what appeared to some weird plastic bag looking jellyfish-like thing? Have you ever thought, “What on earth is that?” Well that is a salp and it is not a jellyfish (Figure 1). It is a tunicate, which is in

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The Spineless Gutless Sea Cucumber
The Spineless Gutless Sea Cucumber

 Sea cucumbers: those cute log-like animals munching their way along the sea floor. These cylindric invertebrates are part of the phylum Echinodermata which translates to “spiny skin”. Echinodermata is a completely marine based phylum that includes sea stars, sea urchins and of course, the lovable sea cucumbers. Most days you can find innocent sea

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Invertebrate Locomotion in the Ocean
Invertebrate Locomotion in the Ocean

 At the Catalina Island Marine Institute, we are all about being active and on the move.  The same goes for the invertebrates in our labs! But how do they move? Magic? Super powers? Thinking happy thoughts? Actually, we can explain with…..science! Some of the animals in our lab move by using their little tube

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It’s World Oceans Day!
It’s World Oceans Day!

 Happy World Oceans Day! The ocean brings us all together, it can teach us, it can heal us, it can inspire us, it can entertain us, and it can protect us, but it turn, we need to love our ocean back. Unfortunately, we are in a place in society where our monetary desires have

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Catalina Coral & Zooxanthellae
Catalina Coral & Zooxanthellae

 Corals are not rocks, nor plants. They are animals. Invertebrates, specifically. These sessile organisms are colonial—meaning many individual organisms comprise a single coral. These individual organisms are called polyps. Each polyp is complete with a mouth, a stomach, and multi-purpose tentacles. More on that later. There are two major types of coral: soft corals

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