Definition: An aquatic biome that comprises systems of open-ocean and unprotected coastal habitats, characterized by exposure to wave action, tidal fluctuation, and ocean currents as well as systems that largely resemble these. Water in the marine biome is generally within the salinity range of seawater: 30 to 38 ppt.
Definition: length from the tip of the snout to the tip of the longer lobe of the caudal fin, usually measured with the lobes compressed along the midline. It is a straight-line measure, not measured over the curve of the body
Definition: A taxon is Least Concern when it has been evaluated against the criteria and does not
qualify for Critically Endangered, Endangered, Vulnerable or Near Threatened. Widespread
and abundant taxa are included in this category.
North America: Apalachicola and Oconee river drainages (mostly above Fall Line) in Georgia and Alabama, USA; extreme upper Tallapoosa and Etowah river drainages in Georgia; Toccoa River system (Tennessee River drainage) in Georgia
Definition: A shallow stretch of a river or stream, where the current is above the average stream velocity and where the water forms small rippled waves as a result. It often consists of a rocky bed of gravels or other small stones.