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🌊 Marine 🌡️ Subtropical

Randall's chromis

Chromis randalli Greenfield & Hensley, 1970
Max Length
-
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
5–30 m
Climate
Subtropical
Resilience
High
Vulnerability
26.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Adults occur in inshore and offshore rocky reefs in 5 to 30 meters in small to large aggregations . Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs .

Scientific Name
Chromis randalli
Authority
Greenfield & Hensley, 1970
Habitat
Marine
Climate
Subtropical
Body Shape
Fusiform / normal
Depth Range
5–30 m
Trophic Level
3
Resilience
High
Vulnerability
26.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 15; Dorsal soft rays (total): 10; Anal spines: 2; Anal soft rays: 10 - 11. : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Randall's chromis is currently being reviewed.

🦐 Diet

Diet information for Randall's chromis is currently being compiled.

🥚 Reproduction

🐣 Oviparous
Spawn Location
Demersal

Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs .

🌍 Habitat & Distribution

Marine; reef-associated; non-migratory; depth range 5 - 30 m . Subtropical; 26°S - 27°S Southeast Pacific: endemic to Easter Island.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Migration
Non-migratory
Trophic Level
3±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.0123 × L3.03 (TL)
Dorsal Spines
15
Dorsal Rays
10
Anal Spines
2
Anal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Greenfield & Hensley, 1970

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