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🌊 Marine 🌡️ Temperate

Snail-fin poacher

Podothecus sachi Jordan & Snyder, 1901
Max Length
50 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
20–269 m
Climate
Temperate
Resilience
Low
Vulnerability
56.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Snail-fin poacher (Podothecus sachi), first described by Jordan & Snyder, 1901 is a large fish in the family Agonidae (order Perciformes). Adults typically reach 50.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 20 to 269 metres. It occurs in Temperate waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Podothecus sachi
Authority
Jordan & Snyder, 1901
Habitat
Marine
Climate
Temperate
Body Shape
Elongated
Max Length
50 cm
Depth Range
20–269 m
Trophic Level
3.3
Resilience
Low
Vulnerability
56.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 8 - 10; Dorsal soft rays (total): 12 - 14; Anal spines: 0; Anal soft rays: 8 - 12. Snout pointed, with 10 or more barbels on its ventral surface. No well-developed strong keel on side of the head. Branchial membranes united to isthmus. In addition to these characteristics, it differs from other agonids in having 11 or more dorsal fin rays, and 13 or more anal fin rays.: elongated.

🌀 Behaviour

Behavioural data for Snail-fin poacher is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

Mature females are multiple spawners .

🌍 Habitat & Distribution

Marine; demersal; depth range 20 - 269 m . Temperate Northwest Pacific: northern Japan, Peter the Great Bay, and eastern coast of the Korean Peninsula.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.3±0.4
Food Items

crustaceans and marine worms (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
50cm
Dorsal Spines
9
Dorsal Rays
13
Anal Rays
10

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
56.00/100
High vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Jordan & Snyder, 1901

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Draciscus sachi Jordan & Snyder 1901 Synonym
Podothecus tokubire Ishikawa 1904 Synonym
Podothecus xystes Snyder 1911 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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