The aquatic community of relatively large, fast flowing sections of streams with a moderate to gentle gradient.
RIVERINE - NATURAL STREAMS:
Deepwater river*
The aquatic community of very large, very deep, quiet, base level sections of streams with a very low gradient. In places the water is deep enough so that light cannot reach the river bottom.
The aquatic community of large, quiet, base level sections of streams with a very low gradient.
* probable association but not confirmed.
Conservation:
Global conservation status rank:
G5
Secure globally - Common in the world; widespread and abundant (but may be rare in some parts of its range).
State conservation status rank:
S2
Imperiled in New York - Very vulnerable to disappearing from New York due to rarity or other factors; typically 6 to 20 populations or locations in New York, very few individuals, very restricted range, few remaining acres (or miles of stream), and/or steep declines.