Atlantic midshipman (Porichthys plectrodon) fish species and information / pictures of Atlantic midshipman - Porichthys plectrodon

Atlantic midshipman (Porichthys plectrodon) fish species information

Scientific Name
Porichthys plectrodon

Common Name
Atlantic midshipman

Biology
Dorsal spines (total): 2; Dorsal soft rays (total): 35-36; Anal spines: 0; Anal soft rays: 32 - 33. Branchiostegal photophore series restricted mid-ventral, with deep U-shaped apex anteriorly; margin of soft dorsal fin membranes with black blotches, black margin intermittent (Ref. 13608).

Classification

Classified By
Jordan & Gilbert, 1882
Class
Ray-finned fishes (Actinopterygii)
Order
Toadfishes (Batrachoidiformes)
Family
Toadfishes (Batrachoididae)

Distribution

Region
Western Atlantic
Distribution
Western Atlantic: Virginia, USA and northern Gulf of Mexico to at least northern South America.
Range
38°N - 7°N

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
100 m
Zone
demersal
Environment
Marine; demersal; depth range ? - 100 m (Ref. 5217)
Trophic Level
4.42 s.e. 0.70 Based on diet studies.
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
29.0 cm
Common Length
20.0 cm
Phylogenetic Diversity Index
PD50 = 0.5001 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: minor commercial
Vulnerability
Moderate vulnerability (37 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated