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🌊 Marine 🌡️ Temperate

Crested spiny plunderfish

Harpagifer palliolatus Richardson, 1845
Max Length
9.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
0–22 m
Climate
Temperate
Resilience
Medium
Vulnerability
35.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Common in the littoral zone, under rocks, but may occur to depths of 40-50 m . Accorded full species recognition because of the presence of tubular cephalic pores and a single knob bearing a tentacle above each eye, thus setting it apart from the other species . Feed on small crustaceans and common in littoral of all sub-Antarctic islands .

Scientific Name
Harpagifer palliolatus
Authority
Richardson, 1845
Habitat
Marine
Climate
Temperate
Body Shape
Elongated
Max Length
9.3 cm
Depth Range
0–22 m
Trophic Level
3.3
Resilience
Medium
Vulnerability
35.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 3 - 4; Dorsal soft rays (total): 21 - 25; Anal soft rays: 16 - 19. Reddish-olive with very large brown blotches .: elongated.

🌀 Behaviour

Behavioural data for Crested spiny plunderfish 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; demersal; depth range 0 - 22 m . Temperate Southwest Atlantic: endemic to the Falkland Islands.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.3±0.5
Food Items

small crustaceans and common in littoral of all sub-Antarctic islands (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.1 (TL)
Max TL
9.3cm
Dorsal Spines
4
Dorsal Rays
23
Anal Rays
18

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
35.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Richardson, 1845

👥 Community & Contribute

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