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🌊 Marine Least Concern 🌡️ Tropical

Spiny eel blenny

Congrogadus spinifer Borodin, 1933
Max Length
13 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
23.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Inhabits coarse sand bottoms with weed and sponge. The species has been taken by trawl in 4 to 8 m from Exmouth Gulf and at 60 m in the Arafura Sea.

Scientific Name
Congrogadus spinifer
Authority
Borodin, 1933
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
13 cm
Trophic Level
3.6
Resilience
High
Vulnerability
23.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 61 - 65; Anal spines: 0; Anal soft rays: 52 - 55; Vertebrae: 67 - 70. Opercle with an ocellated spot. Gill membranes fused with the isthmus. Usually 6 pores in preopercular canal; no posterior otic sensory canal pore; posterior interorbital pore usually absent. A pale bar below eye; a pale stripe from posterodorsal region of eye to anterior of lateral line; pale median stripe from tip of snout to origin of dorsal fin. Spots arranged in 3-5 irregular rows.: elongated; Cross section: circular.

🌀 Behaviour

Behavioural data for Spiny eel blenny 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. Tropical Indian Ocean: northwestern Australia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.6±0.58

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
13cm
Dorsal Spines
1
Dorsal Rays
63
Anal Rays
54
Vertebrae
69

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.6
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Borodin, 1933

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