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🌊 Marine Least Concern 🌡️ Tropical

Teardrop threadfin bream

Nemipterus isacanthus Bleeker, 1873
Max Length
21 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
50–200 m
Climate
Tropical
Resilience
High
Vulnerability
27.00/100
Typical Length
17 cm
Depth Zone
demersal

📖 Overview

Occurs on mud or sand bottoms in depths greater than 50 m. There is no major fishery for this species .

Scientific Name
Nemipterus isacanthus
Authority
Bleeker, 1873
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
21 cm
Depth Range
50–200 m
Latitude
21°S – 17°N
Trophic Level
3.8
Resilience
High
Vulnerability
27.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 7. Suborbital spine absent. Preopercle with 3 transverse scale rows. Pectoral fins long, reaching to beyond level of anus. Pelvic fins moderately long, reaching to between just short of and just beyond level of anus. A line drawn up from posterior edge of suborbital reaching the dorsal profile at about 2 to 7 scale rows before origin of dorsal fin. Upper lobe of caudal fin falcate, tipped with bright yellow. Axillary scale present. Color: Upper body pinkish mauve, silvery white below. Yellow teardrop-shaped bar beneath eye, extending obliquely halfway to suborbital.: fusiform / normal; Cross section: oval.

🌀 Behaviour

Behavioural data for Teardrop threadfin bream is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

Males mature at a smaller size than females .

🌍 Habitat & Distribution

Marine; demersal; non-migratory; depth range 50 - 200 m . Tropical; 17°N - 21°S, 92°E - 140°E

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Migration
Non-migratory
Trophic Level
3.8±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01479 × L3 (TL)
Max TL
21cm
Dorsal Spines
10
Dorsal Rays
9
Anal Spines
3
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
27.00/100
Low vulnerability
Trophic Level
3.8
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
17°N – 21°S
Described By
Bleeker, 1873

🌐 Names & Taxonomy

Language Common Names
🇬🇧English teardrop threadfin bream · twin-lined threadfin bream · Twin-lined Threadfin-bream
🏳️Catalan Nemiptères de línies daurades
🌍CES špičatník duhový
🌍MSA Kerisi
🇵🇹Portuguese Falsa-caranha-javanesa
🌍TGL Bisugo

Scientific Synonyms

Scientific Name Author Year Status
Dentex isacanthus Bleeker 1873 Synonym

🗺️ 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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