
1) Japanese delicacy 2) Pacific wriggler 3) Preyer on tropical fish 4) Reef wriggler 5) Venomous swimmer
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• Any one of many species of venomous aquatic snakes of the family Hydrophidae, having a flattened tail and living entirely in the sea, especially in the warmer parts of the Indian and Pacific Oceans. They feed upon fishes, and are mostly of moderate size, but some species become eight or ten feet long and four inches broad.
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http://thinkexist.com/dictionary/meaning/sea_snake/

any of 61 species of highly venomous marine snakes of the cobra family (Elapidae). There are two independently evolved groups: the true sea snakes ... [4 related articles]
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http://www.britannica.com/eb/a-z/s/52

<zoology> Any one of many species of venomous aquatic snakes of the family Hydrophidae, having a flattened tail and living entirely in the sea, especially in the warmer parts of the Indian and Pacific Oceans. They feed upon fishes, and are mostly of moderate size, but some species become eight or ten feet long and four inches broad. ... Sourc...
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http://www.encyclo.co.uk/local/20973
Sea' snake` (Zoology) Any one of many species of venomous aquatic snakes of the family
Hydrophidæ , having a flattened tail and living entirely in the sea, especially in the warmer parts of the Indian and Pacific Oceans. They feed upon fishes, and are mostly of moderate size, but some species become eight or ten fe...
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http://www.encyclo.co.uk/webster/S/47

[
n] - any of numerous venomous aquatic viviparous snakes having a fin-like tail
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http://www.webdictionary.co.uk/definition.php?query=sea%20snake
noun any of numerous venomous aquatic viviparous snakes having a fin-like tail; of warm littoral seas; feed on fish which they immobilize with quick-acting venom
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https://www.encyclo.co.uk/local/20974
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