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🌊 Marine Least Concern 🌡️ Tropical

Blotched tiger-toothed croaker

Pterotolithus maculatus Cuvier, 1830
Max Length
45 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
10–100 m
Climate
Tropical
Resilience
Medium
Vulnerability
43.00/100
Typical Length
40 cm
Depth Zone
-

📖 Overview

Occurs in coastal waters and estuaries . Also caught with bottom trawls, and handlines . Marketed fresh as well as dried salted; swim bladder dried .

Scientific Name
Pterotolithus maculatus
Authority
Cuvier, 1830
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
45 cm
Depth Range
10–100 m
Latitude
9°S – 24°N
Trophic Level
3.7
Resilience
Medium
Vulnerability
43.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 30 - 34; Anal spines: 2; Anal soft rays: 10 - 12.

🌀 Behaviour

Behavioural data for Blotched tiger-toothed croaker 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; brackish; benthopelagic; non-migratory; depth range 10 - 100 m . Tropical; 24°N - 9°S, 68°E - 133°E

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish
Migration
Non-migratory
Trophic Level
3.7±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00575 × L3.13 (TL)
Max TL
45cm
Dorsal Spines
10
Dorsal Rays
32
Anal Spines
2
Anal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
43.00/100
Moderate vulnerability
Trophic Level
3.7
Predator
Climate Zone
Tropical
Latitude Range
24°N – 9°S
Described By
Cuvier, 1830

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Otolithes maculata Bloch & Schneider 1801 Synonym
Otolithoides maculatus Cuvier 1830 Synonym
Otolithus bispinosus Cuvier 1830 Synonym
Otolithus maculatus Cuvier 1830 Synonym
Otolithus submaculatus Blyth 1860 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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