Longhead darter (Percina macrocephala) fish species and information / pictures of Longhead darter - Percina macrocephala

Longhead darter (Percina macrocephala) fish species information

Scientific Name
Percina macrocephala

Common Name
Longhead darter

Biology
Occurs in rocky flowing pools, usually above and below rubble riffles of clear, small to medium rivers (Ref. 5723, 10294); also found in creeks (Ref. 10294). Feeds on small crayfishes and mayfly nymphs (Ref. 10294).

Classification

Classified By
Cope, 1867
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Perches (Percidae)

Distribution

Region
North America
Distribution
North America: Ohio River basin from New York and North Carolina, and west to western central Kentucky and Tennessee in the USA.
Range
42°N - 36°N

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; benthopelagic
Trophic Level
3.41 s.e. 0.44 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
12.0 cm
Common Length
8.4 cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (24 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (tmax=4)
Threat To Humans
  Harmless
IUCN Red List Status
  Lower Risk: near threatened (LR/nt)