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🌊 Marine Least Concern 🌡️ Tropical

Bigeyed longfin herring

Opisthopterus macrops Günther, 1867
Max Length
18 cm
Max Weight
Lifespan
Trophic Level
3.7
Depth
Climate
Tropical
Resilience
High
Vulnerability
15.00/100
Typical Length
15 cm
Depth Zone
pelagic

📖 Overview

Overview information for Bigeyed longfin herring is currently being compiled by our editorial team.

Scientific Name
Opisthopterus macrops
Authority
Günther, 1867
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
18 cm
Trophic Level
3.7
Resilience
High
Vulnerability
15.00/100
Salinity
30–40 ppt

🐟 Physical Description

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.: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Bigeyed longfin herring is currently being reviewed.

🦐 Diet

Diet information for Bigeyed longfin herring is currently being compiled.

🥚 Reproduction

Reproduction data for Bigeyed longfin herring is currently being compiled.

🌍 Habitat & Distribution

Marine; pelagic-neritic. Tropical; 10°N - 4°N, 83°W - 76°W Central Pacific: Panama.

🌿 Ecology

Zone Preferences
🌊 Marine 🐟 Pelagic
Trophic Level
3.7±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00813 × L3.05 (TL)
Max TL
18cm
Anal Rays
60

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
15.00/100
Low vulnerability
Trophic Level
3.7
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Günther, 1867

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