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🌊 Marine Vulnerable 🌡️ Tropical

Cocos stargazer

Gillellus chathamensis Dawson, 1977
Max Length
3.8 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
5–12 m
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Cocos stargazer (Gillellus chathamensis), first described by Dawson, 1977 is a tiny fish in the family Dactyloscopidae (order Blenniiformes). Adults typically reach 3.80 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 5 to 12 metres. It occurs in Tropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Vulnerable.

Scientific Name
Gillellus chathamensis
Authority
Dawson, 1977
Habitat
Marine
Climate
Tropical
IUCN Status
VU
Max Length
3.8 cm
Depth Range
5–12 m
Trophic Level
4
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Cocos stargazer is currently being compiled.

🌀 Behaviour

Behavioural data for Cocos stargazer is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; demersal; depth range 5 - 12 m . Tropical Central Pacific: Cocos Island, Costa Rica.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4±0.6
Food Items

small fishes and invertebrates

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
3.8cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2007

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
4
Apex / Top predator
Climate Zone
Tropical
Described By
Dawson, 1977

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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