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🌊 Marine Data Deficient 🌡️ Tropical

Chi wriggler

Xenisthmus chi Gill & Hoese, 2004
Max Length
2.1 cm
Max Weight
Lifespan
Trophic Level
3.1
Depth
Climate
Tropical
Resilience
Vulnerability
10.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Chi wriggler (Xenisthmus chi) is a ray-finned fish of the family Xenisthmidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 2.1 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Xenisthmus chi
Authority
Gill & Hoese, 2004
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
2.1 cm
Trophic Level
3.1
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 12; Anal spines: 1; Anal soft rays: 11; Vertebrae: 26. This species is distinguished by the following characters: second dorsal-fin rays I, 12; A rays I,11; predorsal area broadly scaled to just behind vertical through posterior edge of preopercle, a narrow median wedge of scales extending further forward almost to pore D; posterior naris no flap on anterior rim; head and body pale with brown reticulate mottling, forming about 11 X-shaped markings along the sides, between pectoral and caudal-fin bases .: elongated.

🌀 Behaviour

Behavioural data for Chi wriggler is currently being reviewed.

🦐 Diet

Diet information for Chi wriggler is currently being compiled.

🥚 Reproduction

Reproduction data for Chi wriggler is currently being compiled.

🌍 Habitat & Distribution

Marine; demersal. Tropical Indian Ocean: Rowlwy Shoals, Timor Sea.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
2.1cm
Dorsal Spines
7
Dorsal Rays
12
Anal Spines
1
Anal Rays
11
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2024

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Gill & Hoese, 2004

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