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🌊 Marine 🌡️ Tropical

Unipa chromis

Chromis unipa Allen & Erdmann, 2009
Max Length
5 cm
Max Weight
Lifespan
Trophic Level
3
Depth
42–70 m
Climate
Tropical
Resilience
High
Vulnerability
13.00/100
Typical Length
Depth Zone
reef

📖 Overview

Collected from the type locality with rubble and low-profile coral reef substratum at the base of a steep, nearly vertical drop-off, 42 to at least 65 m depth . Life history characteristics for the family specify that this group is oviparous, with distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs .

Scientific Name
Chromis unipa
Authority
Allen & Erdmann, 2009
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
Max Length
5 cm
Depth Range
42–70 m
Trophic Level
3
Resilience
High
Vulnerability
13.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 14; Dorsal soft rays (total): 11; Anal spines: 2; Anal soft rays: 11; Vertebrae: 26. This species is distinguished by the following characters: D XIV,11; A II,11; pectoral rays 18; spiniform caudal rays 3; tubed lateral-line scales 14-17; gill rakers 7-8 + 19-20 = 27-28; depth of body 2.0-2.2 in SL; sides of body with alternating blue grey and brassy yellow stripes; abdomen and lower part of head blue grey; fins are bluish except the base of caudal fin which is brown; apex of anal fin with a prominent black spot .: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Unipa chromis is currently being reviewed.

🦐 Diet

Diet information for Unipa chromis is currently being compiled.

🥚 Reproduction

🐣 Oviparous
Spawn Location
Demersal

Life history characteristics for the family specify that this group is oviparous, with distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs .

🌍 Habitat & Distribution

Marine; reef-associated; depth range 42 - 70 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.0182 × L3 (TL)
Max TL
5cm
Dorsal Spines
14
Dorsal Rays
11
Anal Spines
2
Anal Rays
11
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
13.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Allen & Erdmann, 2009

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