Bigeyed longfin herring (Opisthopterus macrops) fish species and information / pictures of Bigeyed longfin herring - Opisthopterus macrops

Bigeyed longfin herring (Opisthopterus macrops) fish species information

Scientific Name
Opisthopterus macrops

Common Name
Bigeyed longfin herring

Biology
Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 60. Belly with about 28 scutes. Lower jaw projecting, mouth pointing obliquely upward; no hypo-maxilla. Pectoral fin a little longer than head; dorsal fin origin about equidistant between caudal fin base and vertical from pectoral fin base (or 1 and 1/4 eye diameters behind midpoint of body); anal fin long, its origin nearer to snout tip than to caudal fin base.

Classification

Classified By
G?nther, 1867
Class
Ray-finned fishes (Actinopterygii)
Order
Herrings (Clupeiformes)
Family
Herrings, shads and sardines (Clupeidae)

Distribution

Region
Eastern Central Pacific
Distribution
Eastern Central Pacific: Panama.
Range
10°N - 4°N, 83°W - 76°W

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
pelagic-neritic
Environment
Marine; pelagic-neritic
Trophic Level
3.76 s.e. 0.56 Based on size and trophs of closest relatives
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
18.0 cm
Common Length
15.0 cm
Phylogenetic Diversity Index
PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: subsistence fisheries
Vulnerability
Low vulnerability (19 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Least Concern (LC)