no
They are not endangered. they are of least concern.
Yes. All snakes are carnivores.
Mostly explained in the name, "Water" Snakes live in streams, etc.
yes.
yes there are Water Moccasin also know as Cottonmouth and Northern Copperhead and also there are Eastern Massasauga Rattlesnake.
They will eat anything from baby fish to full grown frogs.
Most water snakes in the northern and southern united states and upper mississippi river are nonvenomous and not harmful at all. The water snakes in the east coast are poisonous.
At least these snakes are confirmed to be present - Northern Copperhead Timber Rattlesnake Black Racer Northern Ringneck Snake Eastern Milk Snake Northern Water Snake Eastern Rat Snake source - paherp.org
Cottonmouths (Water Moccasins) are commonly found along the Mississippi River. Other species include Northern watersnakes, Garter snakes, and Rat snakes. Some non-venomous species like the Broad-banded water snake also inhabit this area.
Snakes of the subfamily Natricinae are usually regarded as water snakes.
This is a really good question, and I had it too... As it turns out the snakes' natural habitat is on the Lake Erie Islands Ohio. Rocky beachfront and shallow waters provide habitat for these endangered snakes. They have the smallest geographic reaches of any vertebrate in the world.
Yes, water moccasins have been found in several Indiana counties.