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🌊 Marine Data Deficient 🐠 Aquarium 🌡️ Tropical

Decorated splitfin goby

Varicus decorum Van Tassell, Baldwin & Tornabene, 2016
Max Length
4.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
99–251 m
Climate
Tropical
Resilience
High
Vulnerability
11.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Known from deep reefs. Collected from sandy habitats with scattered rocks and calcareous rubble. This species perch on open sand and retreat into crevices when disturbed .

Scientific Name
Varicus decorum
Authority
Van Tassell, Baldwin & Tornabene, 2016
Habitat
Marine
Climate
Tropical
IUCN Status
DD
Max Length
4.1 cm
Depth Range
99–251 m
Trophic Level
3.2
Resilience
High
Vulnerability
11.00/100
Salinity
30–40 ppt

🐟 Physical Description

Anal soft rays: 7 - 8; Vertebrae: 27. This species can be distinguished by the following set of characters: D1 VII, without notably elongate spines; D2 I,9; A I,7-8; pectoral fin with 17 rays, 5th and 6th rays from ventral very elongate, extending well beyond other rays of fin, giving pectoral fin an asymmetrical appearance; pelvic fins I, 5, well separated with 5th pelvic-fin ray ca. 1/3-1/5 length of 4th, all pelvic-fin rays unbranched and some may have flattened fleshy tips; body and head entirely naked except for 2 modified ctenoid scales with enlarged ctenii present on each side of caudal-fin base; interorbital papillae row pb’ and pc’ present; no cephalic lateralis pores on head or preopercle present; single anal-fin pterygiophore inserted anterior to haemal arch; D1 fin with scattered yellow spots in life, some with small dark centers; dorsal surface of body with prominent round yellow circles of varying sizes; side of head with two distinct narrow yellow vertical stripes, one through eye and one through posterior margin of preopercle .Cross section: oval.

🌀 Behaviour

Behavioural data for Decorated splitfin goby 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; depth range 99 - 251 m . Tropical Central Atlantic: Curacao.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.2±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00741 × L3.09 (TL)
Max TL
4.1cm
Anal Rays
8
Vertebrae
27

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
11.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Van Tassell, Baldwin & Tornabene, 2016

🦠 Common Diseases

The following diseases are known to affect Decorated splitfin goby.

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