Category Archives: Other Marine Animals

Blue-Green Bacteria (Prochlorococcus) are Most Abundant Photosynthesizing Biomass on Earth

That’s right, a bacterium called Prochlorococcus marinus, is the most plentiful photosynthesizing biomass on Earth. There are a billion billion billion (or trillion trillion) Prochlorococci in all the world’s oceans. It’s not a plant (though it has chlorophyll like them), … Continue reading

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European Eel Life Cycle

Hi, I’m a European eel. I was born in the Sargasso Sea. The Sargasso Sea is located in the North Atlantic Ocean, due east of Bermuda. I use the Earth’s magnetic field to navigate, a sixth sense of sorts. When … Continue reading

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Coral Reef Bleaching—Why the Great Barrier Reef is in Trouble

Why are the corals on the Great Barrier Reef off of Australia bleaching? Why is coral bleaching important? First a little background on corals. Hi, I’m Polly, a coral polyp. The animal you think of as “coral” is actually made … Continue reading

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Meet Cooper the Copepod & Learn About Microplastics

Hi! I’m Cooper the Copepod. What is a Copepod? Well, I am a tiny animal that is part of the plankton. Plankton are the microscopic plants and animals that make up the base of the food chain in the ocean. … Continue reading

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10 Facts About the Lion’s Mane Jellyfish

Note: Since Jellyfish aren’t really fish, I will now refer to them as Jellies instead… 1. The Lion’s Mane Jelly is the largest Jelly in the ocean. Its bell can reach up to 8 feet in diameter, and its tentacles … Continue reading

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10 Facts You Didn’t Know About Sea Sponges

1. Sea Sponges are animals, not plants. 2. Sea Sponges have been in the ocean for 500 million years. 3. Sea Sponges don’t move, but they filter lots of water for food (plankton) and oxygen. 4. Sea Sponges are among … Continue reading

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10 Fabulous Facts About Sea Snakes

Note on picture: Sea kraits are sea snakes that go onto land, true sea snakes spend their whole lives in the water. 1. Sea snakes are reptiles and need to breathe air. 2. 50 different species of true sea snakes … Continue reading

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The Real Monsters of the Ocean: Plankton

As darkness slowly creeps over the coral reef, the night dwellers begin to appear. Coral relies upon its symbiotic algae to feed themselves during the day, but after dark the coral polyps unfold their sticky tentacles. These tentacles grab food … Continue reading

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By-the-Wind Sailors Washing Up on US West Coast Beaches

By-the wind sailors, also known by their scientific name Velella velella, have been washing up by the thousands along the West Coast of the United States. They have been found from Monterey, California all the way up the coast to … Continue reading

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Krill: The Most Abundant Animal on Earth

Or specifically, the most biomass on Earth. That would be krill, the small shrimp-like creatures like large whales love to gobble down. My name is Karl, and I am a krill. I live in Antarctic waters. What is it like … Continue reading

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10 Endangered Ocean Animals: Happy Endangered Species Day!

10 Endangered Marine Animals 1. Maui’s Dolphin: found off of New Zealand, only 55 individuals remain 2. Northern Right Whale: found in Atlantic Ocean, only 350 individuals remain 3. Vaquita: small dolphin found off of Baja Peninsula, Mexico, 500-600 remain … Continue reading

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10 Cool Facts About Jellyfish

1. A jellyfish is not a fish at all, it is an invertebrate (animal without a backbone). 2. Invertebrates make up 95% of all animals on earth. 3. A jelly is made up of approximately 95% water. 4. A jelly … Continue reading

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Why Jellyfish May Become the “Cockroaches of the Sea”

While jellyfish (referred to as jellies for rest of this post since they are not “fish”) have been painted by public aquariums to be moving and floating masterpieces, the ocean itself has a different viewpoint on them. If the oceans … Continue reading

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Eew, the Freshwater Eel and Why You Shouldn’t Eat Me!

Hi, I’m Eew, a freshwater eel. I got my name because, well, humans don’t seem to like eels very much. Maybe it’s because we’re slimy, long, and very snake-like. Maybe it’s because we have a mouth full of sharp teeth, … Continue reading

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Terry the Pteropod on Ocean Acidification

Hello, my name is Terry and I’m a pteropod.  What exactly is a pteropod?  Well, I’m also called a sea butterfly and I have been described as a “coffee bean with wings.”  What I really am is a marine snail … Continue reading

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