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🌊 Marine Least Concern 🌡️ Temperate

Jenyn's tonguefish

Symphurus jenynsi Evermann & Kendall, 1906
Max Length
31.9 cm
Max Weight
Lifespan
Trophic Level
3.3
Depth
10–190 m
Climate
Temperate
Resilience
Medium
Vulnerability
37.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Occurs in coastal areas . Mainly feeds on polychaetes; also on other benthic preys such as gammaridean amphipods, cumaceans, and mysids. A "smell and touch" kind of predator, little is known regarding its ecology .

Scientific Name
Symphurus jenynsi
Authority
Evermann & Kendall, 1906
Habitat
Marine
Climate
Temperate
Body Shape
Elongated
IUCN Status
LC
Max Length
31.9 cm
Depth Range
10–190 m
Trophic Level
3.3
Resilience
Medium
Vulnerability
37.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 108 - 114; Anal spines: 0; Anal soft rays: 92 - 97. No lateral line on ocular side. Light brownish on ocular side, with 9 to 10 indistinct dark bands; posterior parts of dorsal and fin membranes blackish; no black blotch on dorsal and anal fins and opercle .: elongated.

🌀 Behaviour

Behavioural data for Jenyn's tonguefish is currently being reviewed.

🦐 Diet

Diet information for Jenyn's tonguefish is currently being compiled.

🥚 Reproduction

Reproduction data for Jenyn's tonguefish is currently being compiled.

🌍 Habitat & Distribution

Marine; demersal; depth range 10 - 190 m , usually 10 - 60 m . Temperate; 20°S - 45°S, 63°W - 39°W Southwest Atlantic: southeastern Brazil to about El Rincon, central Argentina.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.3±0.43
Food Items

polychaetes; also on other benthic preys such as gammaridean amphipods, cumaceans, and mysids

📐 Morphometrics

Length–Weight Relationship: W = 0.00398 × L3.21 (TL)
Max TL
31.9cm
Dorsal Rays
111
Anal Rays
95

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Evermann & Kendall, 1906

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