American eel (6144449532)
Summary
Elvers climbing to base of Conowingo Dam on the Susquehanna River. Elvers are juvenile eels that migrate to brackish waters and begin to develop gray to greenish-brown pigmentation.
Credit: Maryland Fishery Resources Office, USFWS
Tags
Date
13/09/2011
Source
U.S. Fish and Wildlife Service
Copyright info
Public Domain