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The type locality is New Orleans, Louisiana. Description. N. cyclopion differs from most other species of North American water snakes by having one or more small scales under the eye, giving the appearance of a ring of small plates around the eye, a character shared only with the species N. floridana.
Adults of the banded water snake typically range from 56 to 107 cm (22 to 42 in) in total length, with a record size (in the Florida subspecies) of 159 cm (62.5 in) in total length. [10] It is typically gray, greenish-gray, or brown in color, with dark crossbanding. Many specimens are so dark in color that their patterning is barely discernible.
The brown water snake is very heavy-bodied, and its neck is distinctly narrower than its head. Dorsally, it is brown or rusty brown with a row of about 25 black or dark brown, square blotches down its back. Smaller similar blotches alternate on the sides. Ventrally, it is yellow, heavily marked with black or dark brown. [5]
The common watersnake can grow up to 135 cm (4 ft 5 in) in total length (including tail). [6] Per one study, the average total length of females was 81.4 cm (2 ft 8 in), while that of males was 69.6 cm (2 ft in). [7] From known studies of this species in the wild, adult females can weigh between 159 and 408 g ( and oz) typically, while the ...
Drainage in New Orleans, Louisiana, has been a major concern since the founding of the city in the early 18th century, remaining an important factor in the history of New Orleans today. The central portion of metropolitan New Orleans (New Orleans/ Metairie / Kenner) is fairly unusual in that it is almost completely surrounded by water: Lake ...
The plain-bellied water snake is a large, thick-bodied, mostly patternless snake, with a generally beige underside. Some snakes display a thin, white line between the pale belly and their darker top scales. Subspecies can range from dark brown, gray, and olive-green to greenish-gray or blackish in color. Some lighter-colored individuals have ...
Nerodia rhombifer, commonly known as the diamondback water snake, is a species of nonvenomous natricine colubrid endemic to the central United States and northern Mexico. There are three recognized subspecies of N. rhombifer , including the nominotypical subspecies .
Clonophis, Coluber, Ischnognathus, Natrix, Regina, Storeria, Tropidoclonion, Tropidonothus, Tropidonotus, Vipera. Nerodia is a genus of nonvenomous colubrid snakes commonly referred to as water snakes due to their aquatic behavior. The genus includes nine species, all native to North America. Five of the species have recognized subspecies .