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North American Animals - mamals, birds, reptiles, insects
Black knobbed Map Turtle (Graptemys nigrinoda)
Black knobbed Map Turtle, Kyoto city zoo, Kyoto, Japan
Photograph by OpenCage. Some rights reserved. (view image details)
Black knobbed Map Turtle hatchlings
Photograph by M .Noth. Some rights reserved. (view image details)
BLACK KNOBBED MAP TURTLE FACTSDescription
The Black knobbed Map Turtle is a small to medium size turtle. It has characteristic large black knobs projecting up from the keel. The carapace has The skin is light gray with yellowish pattern. The underside (plastron) has a pattern of a few horizontal lines that covers less than a third of the surface.
length: males 9cm - 11.5cm; females 10cm - 15cm
rivers and streams, creeks, and lakes connected to rivers. Prefers to bask on fallen trees and brush piles in rivers from where it can jump into the water when disturbed.
insects, crustaceans and other invertebrates, small fish
Alabama - in the Alabama, Tallapoosa, Coosa, Cahaba, Tombigbee and Black Warrior Rivers. In Mississippi it is restricted to the Tombigbee River.
Relatives in same Genus
Barbour's Map Turtle (G. barbouri)
Common Map Turtle (G. geographica)
Mississippi Map Turtle (G. kohnii)
False Map Turtle (G. pseudogeographica)
Alabama Map Turtle (G. pulchra)