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🌊 Marine Least Concern 🌡️ Tropical

Black-tail sergeant

Abudefduf lorenzi Hensley & Allen, 1977
Max Length
18 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
1–6 m
Climate
Tropical
Resilience
Medium
Vulnerability
29.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Adults inhabit protected coastal areas often around docks or breakwaters . Often found in loose aggregations or widely scattered individuals near or along shorelines . Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs .

Scientific Name
Abudefduf lorenzi
Authority
Hensley & Allen, 1977
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
18 cm
Depth Range
1–6 m
Latitude
25°S – 24°N
Trophic Level
2.7
Resilience
Medium
Vulnerability
29.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 13; Dorsal soft rays (total): 11 - 13; Anal spines: 2; Anal soft rays: 12 - 13. : short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Black-tail sergeant is currently being reviewed.

🦐 Diet

Diet information for Black-tail sergeant 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 1 - 6 m . Tropical; 24°N - 25°S, 95°E - 170°E Central Pacific: Philippines and Moluccas to the Solomon Islands; Palau (Belau) in Micronesia.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Migration
Non-migratory
Trophic Level
2.7±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.02239 × L3.07 (TL)
Max TL
18cm
Dorsal Spines
13
Dorsal Rays
12
Anal Spines
2
Anal Rays
13

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Short and / or deep
Climate Zone
Tropical
Latitude Range
24°N – 25°S
Described By
Hensley & Allen, 1977

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Abudefduf lorentzi Hensley & Allen 1977 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 5 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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