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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Temperate

Yoshino's goby

Gnatholepis yoshinoi Suzuki & Randall, 2009
Max Length
3.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
1–12 m
Climate
Temperate
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Yoshino's goby (Gnatholepis yoshinoi), first described by Suzuki & Randall, 2009 is a tiny fish in the family Gobiidae (order Gobiiformes). Adults typically reach 3.10 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 1 to 12 metres. It occurs in Temperate waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Gobiidae kept in the hobby.

Scientific Name
Gnatholepis yoshinoi
Authority
Suzuki & Randall, 2009
Habitat
Marine
Climate
Temperate
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
3.1 cm
Depth Range
1–12 m
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 10 - 11; Anal spines: 1; Anal soft rays: 11. This species is characterized by the following, D VI+I,10-11; A I,11; pectoral-fin rays 15; longitudinal scale series 27; cheek scales extending nearly to a vertical at anterior edge of orbit; median predorsal scales extending to posterior interorbital space; fully scaled prepectoral area; 2+4 gill rakers; body depth at origin of pelvic fins 3.9-4.25 in SL; very compressed body, width 1.55-1.8 in body depth; head length 3.25-3.3 in SL; first dorsal fin higher than second, with longest spine 1.25-1.5 in HL; caudal fin is longer than head, 2.7-2.8 in SL ; moderately large Gnatholepis (up to 58 mm SL) with nape midline scales always cycloid and most of predorsal scales cycloid; body pale with 6-8 rows of staggered dark brown spots, mid-lateral spots may be largest; transverse black line on the upper part of the eye joining somewhat oblique to curved black line or bar crossing cheek and ending well behind end of jaw; third to fourth first dorsal fin spines longest, fin with square to rectangular appearance when extended; lateral scales 26-29, usually 27; 9-11 predorsal scales (usually 10), all cycloid .: fusiform / normal.

🌀 Behaviour

Behavioural data for Yoshino's 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; benthopelagic; depth range 1 - 12 m . Temperate

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3 (TL)
Max TL
3.1cm
Dorsal Spines
7
Dorsal Rays
11
Anal Spines
1
Anal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Fusiform / normal
Climate Zone
Temperate
Described By
Suzuki & Randall, 2009

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