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Helper Gobies

You may have heard of Neon Gobies, Clown Gobies and Cleaner Gobies, but have you heard of Helper Gobies? According to a study published in the Journal Science, when a species of coral, Acropora nasuta is threatened by an invading species of toxic seaweed, A. nausuta sounds the alarm by releasing a chemical signal. Within minutes of sounding the alarm, …

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Clownfish Can Find Their Way Back to Their Reef Using Sense of Smell

Clownfish can find their way back to their reef using their sense of smell After clownfish hatch from their eggs, they spend about 10-12 days floating freely in the ocean, as pelagic larvae.  After that time, they often return to the reefs close to shore, where they were born.  The mechanism through which the fish find their way back home …