Enhydris plumbea (Boie, 1827)
Plumbeous Water Snake 鉛色水蛇
(Mildly venomous)

Enhydris plumbea
Squamata 有鱗目
Serpentes 蛇亞目
Family Colubridae 游蛇科
Genus Enhydris 水蛇屬
Species Enhydris plumbea
Other name Rice Paddy Snake,
Chinese name 水泡蛇
Total length 35 - 45 cm, some but rarely reach 60 cm.
Description Back olive-green. Ventrals yellowish or whitish in adults, bright yellow with or without black dots in juveniles.
Head spade-shaped. Nostrils open on top of snout. Eyes protuberant.
A think black line extends from vent to tail tip. Tail Short. Scale smooth.
With two enlarged rear fangs. Mildly venomous, bites cause slight swelling.
Resembles Anderson's Stream Snake (Opisthotropis andersonii), but separated by its stout body, smooth scales, large rounded head and lowland habitat.

Aquatic, lowland species.
Found in stagnant, muddy water, e.g. ponds, swamp, water sumps in cultivated field and slow streams.
Usually seen lying motionless in still water, with head slightly protruding from the surface to take air.
Occasionally found hiding beneath objects.
Absent from large deep fish ponds, where Chinese Water Snake (Enhydris chinensis) is dominant.

Behaviour Nocturnal. May wander overland on rainy nights.
If disturbed, will dive into the muddy bottom.
Will flatten its body and snap viciously when handled roughly.
If then placed on the ground, will assume a S-shaped and make a series of jumps to escape.
Diet Eats mainly frogs and tadpoles, also fishes. Accepts dead fish in captivity.
Reproduction Viviparous. Reported to give birth to 9 - 12 young snakes in Hainan. Total length about 13 cm.
A captive female gave birth to 5 young snakes.
Distribution Widely distributed in Hong Kong, including several islands: Lantau, Cheung Chau, Peng Chau, Lamma, Ping Chau, Shek Kwu Chau.
Occurs in southern China, Taiwan and Southeast Asia.
Conservation Status IUCN Redlist: NE (Not Evaluated)
China Redlist: Least Concern
Enhydris plumbea Enhydris plumbea Enhydris plumbea Enhydris plumbea Enhydris plumbea
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