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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Murdy's sandgoby

Istigobius murdyi Hoese & Erdmann, 2018
Max Length
3.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
60–100 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Found on gentle slope of mixed sand and small coral rubble substrate and exposed to frequent currents and coldwater upwelling. It has not been seen at depths less tha 60 m. Collected with the use of clove oil and hand nets .

Scientific Name
Istigobius murdyi
Authority
Hoese & Erdmann, 2018
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
3.1 cm
Depth Range
60–100 m
Trophic Level
3.1
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 10; Anal soft rays: 9. This species is distinguished by the following characters: predorsal fully scaled with scales entirely cycloid even above operculum; anterior nostril at end of short tube just above the upper lip; narrow suborbital, subequal to or less than pupil diameter; prepelvic area covered with large cycloid scales to below middle of operculum to posterior margin of eye. When alive, a distinct black vertical bar below eye; midsides of body with large rectangular dark spots . Cross section: oval.

🌀 Behaviour

Behavioural data for Murdy's sandgoby 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; benthopelagic; depth range 60 - 100 m . Tropical Indian Ocean to Western Pacific: Western Australia to Indonesia.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00741 × L3.09 (TL)
Max TL
3.1cm
Dorsal Spines
7
Dorsal Rays
10
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Climate Zone
Tropical
Described By
Hoese & Erdmann, 2018

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