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🌊 Marine Least Concern 🌡️ Tropical

Carcharhinus Coatesi

Carcharhinus coatesi Whitley, 1939
Max Length
87 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
0–123 m
Climate
Tropical
Resilience
Low
Vulnerability
36.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Reproduction of this species apparently not seasonal, with litter size of 1-3 (mean 2) and size at birth of 38.0-40.0 cm TL .

Scientific Name
Carcharhinus coatesi
Authority
Whitley, 1939
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
87 cm
Depth Range
0–123 m
Trophic Level
4
Resilience
Low
Vulnerability
36.00/100
Salinity
30–40 ppt

🐟 Physical Description

This species is distinguished by the following characters: moderately long and narrowly rounded snout; oblique and blade-like upper anterior teeth are coarsely serrated, lateral margin deeply notched, with several large and smooth basal cusplets; lower anterior teeth are narrower, slightly oblique, with lateral margins notched and usually several smooth basal cusplets; total tooth row counts 24-26/23-25, or 47-51; interdorsal space with ridge on midline, 18.0-23.1% TL; moderately tall and slightly falcate first dorsal fin, its origin just anterior to pectoral-fin free rear tip, length 14.8-17.3% TL, 1.5-1.9 times height, inner margin 2.0-2.8 in base; a much smaller second dorsal fin, broadly triangular, height 28-37% of first dorsal-fin height, origin about opposite to anal-fin origin; falcate anal fin, its height 0.9-1.4 times second dorsal height, base 0.9-1.2 times second dorsal-fin base; body colour pale brownish to grey dorsally, whitish ventrally; second dorsal fin with a black blotch on upper one to two thirds of fin, not extending onto upper surface of body and well defined from ground colour; other fins are plain or with pale outer margins; total vertebral counts 134-147; monospondylous precaudal counts 42-50; diplospondylous precaudal counts 22-33; diplospondylous caudal counts 64-73; precaudal counts 67-76 .: fusiform / normal; Cross section: oval.

🌀 Behaviour

Behavioural data for Carcharhinus Coatesi is currently being reviewed.

🦐 Diet

Diet information for Carcharhinus Coatesi is currently being compiled.

🥚 Reproduction

Reproduction data for Carcharhinus Coatesi is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 0 - 123 m . Tropical East Indian to Western Pacific: Australia and possibly off New Guinea.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
4±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.08 (TL)
Max TL
87cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
4
Apex / Top predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Whitley, 1939

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