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Olive sea snake, Aipysurus laevis. On land, their movements become very erratic. They crawl awkwardly in these situations and can become quite aggressive, striking wildly at anything that moves, although they are unable to coil and strike in the manner of terrestrial snakes. [7] [8] Sea snakes appear to be active both day and night.
Shaw's sea snake, short sea snake, Hardwicke's sea snake, spine-bellied sea snake H. cyanocinctus: Daudin, 1803 0 annulated sea snake, blue-banded sea snake H. czeblukovi (Kharin, 1984) 0 fine-spined sea snake H. donaldi [3] Ukuwela, K. Sanders & B. Fry, 2012 rough-scaled sea snake Northern Australia: H. elegans (Gray, 1842) 0 elegant sea snake ...
The dwarf sea snake is bluish or grayish blue dorsally, merging to yellowish ventrally, with 35–58 deep bluish-black crossbands. The crossbands are as wide or wider than the interspaces, well defined in younger specimens, but obscure in older specimens. The head is black, and in juveniles may also have a yellowish horseshoe-shaped mark.
• Sea snake (bottom right) Marine reptiles are reptiles which have become secondarily adapted for an aquatic or semiaquatic life in a marine environment. Only about 100 of the 12,000 extant reptile species and subspecies are classed as marine reptiles, including marine iguanas, sea snakes, sea turtles and saltwater crocodiles. [1]
A hook-nosed sea snake seen on Arossim Beach, South Goa, India. This snake was found in a fishing net and later released to the sea. Hydrophis schistosus, commonly known as the beaked sea snake, hook-nosed sea snake, common sea snake, or the Valakadeyan sea snake, is a highly venomous species of sea snake common throughout the tropical Indo-Pacific.
The olive-headed sea snake (Hydrophis major), also known as the greater sea snake, is a species of venomous sea snake in the family Elapidae. [1] [2] Geographic range
Hydrophis curtus, also known as Shaw's Sea Snake, short sea snake, but often includes Hydrophis hardwickii [2] is a species of sea snake.Like most Hydrophiinae sea snakes, it is a viviparous, fully marine, and front fanged elapid that is highly venomous. [3]
Geographic variation in the sea snake, Hydrophis ornatus (Gray) Proceedings of the Biological Society of Washington 60: 1–8. Rasmussen, A.R. 1989. An analysis of Hydrophis ornatus (Gray), H. lamberti Smith, and H. inornatus (Gray) (Hydrophiidae, Serpentes) based on samples from various localities, with remarks on feeding and breeding biology ...