Listing
Nov 21, 1991
Nov 21, 1991 Listing
ETWP; Animal Candidate Review for Listing as Endangered or Threatened Species; 56 FR 58804 58836
- Publication type: CNOR
Item 1
FWS Focus
Overview
Characteristics
Overview
The Black Creek crayfish is a small to medium-sized crayfish native to the Lower St. Johns River basin in northeastern Florida.
Scientific Name
Procambarus pictus
Common Name
spotted royal crayfish
Black Creek Crayfish
FWS Category
Crustaceans
Identification Numbers
Characteristics
Characteristic category
Food
Characteristics
Food
The Black Creek crayfish eats aquatic plants, dead plant and animal material, and detritus.
Characteristic category
Physical Characteristics
Characteristics
Color & Pattern
This small to medium-sized crayfish has dark claws and a dark body with a white or yellowish mid-dorsal stripe, white spots or streaks on its sides, and a rust-colored abdomen.
Characteristic category
Life Cycle
Characteristics
Life Cycle
The Black Creek crayfish lives for approximately 16 months and reproduces once during its life cycle.
Characteristic category
Habitat
Characteristics
Habitat
The Black Creek crayfish is endemic to four northeastern Florida counties (Clay, Duval, Putnam, and St. Johns) in the Lower St. Johns River Basin.
Black Creek crayfish occur in flowing, sand-bottomed, tannin-stained streams that contain cool, unpolluted water. Within these streams, Black Creek crayfish require aquatic vegetation and debris for shelter with alternating shaded and open canopy cover.
Timeline
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6 Items