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🌊 Marine 🌡️ Deep-water

Struhsaker's chromis

Chromis struhsakeri Randall & Swerdloff, 1973
Max Length
13 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
99–302 m
Climate
Deep-water
Resilience
High
Vulnerability
30.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Known only on the basis of specimens caught by a shrimp trawl in 99 to 183 meters . 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 struhsakeri
Authority
Randall & Swerdloff, 1973
Habitat
Marine
Climate
Deep-water
Body Shape
Short and / or deep
Max Length
13 cm
Depth Range
99–302 m
Trophic Level
3
Resilience
High
Vulnerability
30.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 14; Dorsal soft rays (total): 13 - 14; Anal spines: 2; Anal soft rays: 13 - 14. : short and / or deep; Cross section: compressed.

🌀 Behaviour

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

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 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; benthopelagic; non-migratory; depth range 99 - 302 m . Deep-water; 30°N - 18°N Central Pacific: Apparently endemic to the Hawaiian Islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Migration
Non-migratory
Trophic Level
3±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.0182 × L3 (TL)
Max TL
13cm
Dorsal Spines
14
Dorsal Rays
14
Anal Spines
2
Anal Rays
14

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
30.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Short and / or deep
Climate Zone
Deep-water
Described By
Randall & Swerdloff, 1973

🗺️ Global Occurrence Map

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

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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