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🌊 Marine Near Threatened 🌡️ Tropical

Malacoctenus Carrowi

Malacoctenus carrowi Wirtz, 2014
Max Length
3.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
11–13 m
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Collected using anaesthetic (quinaldine or clove) oil sprayed into horizontal cracks in rock faces or below large stones at about 10-13 m depth. Additional animals were seen when overturning big stones at 10-16 m and one individual was photographed at night, resting on open rock in water only 3 m deep .

Scientific Name
Malacoctenus carrowi
Authority
Wirtz, 2014
Habitat
Marine
Climate
Tropical
IUCN Status
NT
Max Length
3.5 cm
Depth Range
11–13 m
Trophic Level
3.3
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 20; Dorsal soft rays (total): 10; Anal spines: 2; Anal soft rays: 19. This species is distinguished by the following characters: D XX+10; A II+19; pectoral 14 soft rays; ventrals three soft rays; the length of shortest pelvic ray is more than half the length of the longest pelvic ray; lateral line scales 55-56; presence of prepectoral scales which are considerably smaller than scales on body; belly scaled except breast area; colour pattern dominated by 6 vertical bars on the body, delineated in straight vertical lines; these bands barely enter the dorsal fin; transparent dorsal fin membranes .

🌀 Behaviour

Behavioural data for Malacoctenus Carrowi 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; reef-associated; depth range 11 - 13 m . Tropical Central Atlantic: Cape Verde Islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00933 × L3.1 (TL)
Max TL
3.5cm
Dorsal Spines
20
Dorsal Rays
10
Anal Spines
2
Anal Rays
19

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Near Threatened
Assessment Date
2024

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Tropical
Described By
Wirtz, 2014

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