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🌊 Marine Least Concern 🌡️ Tropical

Delagoa threadfin bream

Nemipterus bipunctatus Valenciennes, 1830
Max Length
30 cm
Max Weight
-
Lifespan
-
Trophic Level
3.9
Depth
18–100 m
Climate
Tropical
Resilience
High
Vulnerability
28.00/100
Typical Length
25 cm
Depth Zone
demersal

📖 Overview

Found on sand or mud bottoms . Feeds mainly on crustaceans, cephalopods (Loligo), small fishes and polychaetes.

Scientific Name
Nemipterus bipunctatus
Authority
Valenciennes, 1830
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
30 cm
Depth Range
18–100 m
Latitude
30°S – 31°N
Trophic Level
3.9
Resilience
High
Vulnerability
28.00/100
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 moderately long, reaching to or just behind anus. Pelvic fins long, reaching to or just beyond level of origin of anal fin. A line drawn up from posterior edge of suborbital reaching the dorsal profile about 3 to 5 scales before origin of dorsal fin. Scale rows on body below lateral line upward-curved anteriorly. Axillary scale present. Color: Upper body pinkish, silvery below. Snout with 2 indistinct stripes.: fusiform / normal; Cross section: oval.

🌀 Behaviour

Behavioural data for Delagoa 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

🌍 Habitat & Distribution

Marine; demersal; non-migratory; depth range 18 - 100 m . Tropical; 31°N - 30°S, 31°E - 103°E east Africa south to Delagoa Bay in Mozambique, Mauritius, Seychelles, Madagascar, Arabian Sea, Sri Lanka, Bay of Bengal, Andaman Sea, and Strait of Malacca.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Migration
Non-migratory
Trophic Level
3.9±0.49
Food Items

crustaceans, cephalopods (Loligo), small fishes and polychaetes

📐 Morphometrics

Length–Weight Relationship: W = 0.01259 × L2.96 (TL)
Max TL
30cm
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
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
28.00/100
Low vulnerability
Trophic Level
3.9
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
31°N – 30°S
Described By
Valenciennes, 1830

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Dentex bipunctatus Valenciennes 1830 Synonym
Nemipterus bleekeri Day 1875 Synonym
Nemipterus delagoae Smith 1941 Synonym
Nemipterus mulloides Smith 1939 Synonym
Synagris bleekeri Day 1875 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 7 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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