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🌊 Marine 🌡️ Deep-water

Tasmanian snailfish

Paraliparis tasmaniensis Stein, Chernova & Andriashev, 2001
Max Length
20.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
1000–1100 m
Climate
Deep-water
Resilience
High
Vulnerability
27.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Tasmanian snailfish (Paraliparis tasmaniensis), first described by Stein, Chernova & Andriashev, 2001 is a medium-sized fish in the family Liparidae (order Perciformes). Adults typically reach 20.10 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 1000 to 1100 metres. It occurs in Deep-water waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Paraliparis tasmaniensis
Authority
Stein, Chernova & Andriashev, 2001
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
Max Length
20.1 cm
Depth Range
1000–1100 m
Trophic Level
3.6
Resilience
High
Vulnerability
27.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 59; Anal spines: 0; Anal soft rays: 55; Vertebrae: 67. Caudal-fin rays 8; pectoral girdle with 3 radials, upper two notched; pectoral fin upper lobe of 17 rays, widely separated from lower lobe of 4 rays by a wide notch with 1 rudimentary ray; chin pores two, pit and anterior skin fold absent; Body deep, 125% HL; eye small, 18.8% HL; gill opening equal to eye, reaching ventrally to horizontal through eye center; body hump-backed; HL 20% SL, preanal 37% SL; color black, peritoneum black, mouth and tongue dark grey, tooth plates pale .: elongated.

🌀 Behaviour

Behavioural data for Tasmanian snailfish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 1000 - 1100 m . Deep-water northwest Tasmania, Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.6±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.15 (TL)
Max TL
20.1cm
Dorsal Rays
59
Anal Rays
55
Vertebrae
67

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
27.00/100
Low vulnerability
Trophic Level
3.6
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Described By
Stein, Chernova & Andriashev, 2001

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