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The chain moray is an elongated, heavy, eel-like fish that commonly grows to a length of about 30 to 45 cm (12 to 18 in). The head has a rounded snout and pointed, blunt teeth, especially on the roof of the mouth. These teeth are used to crush the shells of crabs, their main source of food.
The toxin is created by tiny dinoflagellates, which get eaten by many herbivorous fish. Since the toxin concentrates through the food web, the most commonly implicated fishes causing illness are those at the top of the food chain: barracuda, grouper, moray eel, sea bass, and sturgeon!
Moray eels, or Muraenidae (/ ˈ m ɒr eɪ, m ə ˈ r eɪ /), are a family of eels whose members are found worldwide. There are approximately 200 species in 15 genera which are almost exclusively marine , but several species are regularly seen in brackish water , and a few are found in fresh water .
30 lis 2015 · The average moray comes with curved teeth that are ideal for snagging fish. Still, a few varieties—like the zebra moray (Gymnomuraena zebra)— dine on crabs, clams, mollusks, and sea urchins....
A more common danger for humans is that presented when they are eaten, for some species (such as Gymnothorax) have been known to cause ciguatera fish poisoning. The toxicity actually is traced to certain micro-algae and other microorganisms, with the toxin (ciguatoxin) making it up the food chain to these carnivorous eels (Nelson 1994).
The chain link moray eel, scientifically known as Echidna catenata, is a unique and captivating moray eel found primarily in the shallow regions of the western Atlantic Ocean, including nearby islands.
