Eel, moa, or lunar (Monopterus albus) is a type of fish belonging to the tribe of Synbranchidae (eel), the Order of Synbranchiiformes, which has economic and ecological value. This fish can be eaten, either fried, cooked with a sour spicy sauce, or fried crispy as a snack. Ecologically, eels can be used as indicators of environmental pollution because these animals are easy to adapt. The disappearance of the eel indicates severe environmental damage has occurred.
Eels are fierce predators in the swamp and rice fields. The food is small fish, worms, crustaceans. He is active at night. This animal can take oxygen directly from the air and can live for months without water, provided the environment remains wet. This animal is even able to absorb oxygen through the skin. Its habit is to nest in a muddy pit and wait for passing prey. Although it comes from the tropics, rice eels are known to survive through the winter with very low temperatures. The combination of the properties of the eel makes it an animal that is considered harmful to the environment that is not habitat.
Maximum size is 1m, although most consumed at most 40 cm long. It has no fins, except for an elongated tail fin. Body shape resembles a tube with a slippery body, without scales. Colors vary, but are usually brownish to gray.
The eel is a hermaphrodite animal, in young age is a female eel and lodged in a hole to lay its eggs on foam in shallow water. If the eggs hatch, come out all young female eels. In later life the next development, will be male eels.
Eels are from East Asia and South East Asia. Eel is now even reported to have inhabited swamps in Hawaii, Florida, and Georgia in the United States and is considered an invasive animal.
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