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🌊 Marine Least Concern 🌡️ Temperate

Platygobiopsis Tansei

Platygobiopsis tansei Okiyama, 2008
Max Length
4.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
60–136 m
Climate
Temperate
Resilience
High
Vulnerability
11.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

A true benthic species in the sloping sandy mud bottoms, often residing in the bottom sediment itself. In Suruga Bay, P. tansei was often found in beam trawl collections containing a lot of sandy mud sediments, probably due to the less than flat bottom configuration of the habitat .

Scientific Name
Platygobiopsis tansei
Authority
Okiyama, 2008
Habitat
Marine
Climate
Temperate
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
4.7 cm
Depth Range
60–136 m
Trophic Level
3.2
Resilience
High
Vulnerability
11.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Platygobiopsis
Platygobiopsis
Species
Platygobiopsis Tansei
Platygobiopsis tansei

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 13 - 14; Anal spines: 1; Anal soft rays: 12 - 14; Vertebrae: 26. This species is distinguished by the following characters: D VI, I, 13-14; outer gill rakers on first gill arch 0+9-10; no chin barbel; predorsal scales reaching anteriorly to transverse line through middle of operculum; no scales from pectoral-fin base; cephalic sensory-canal pores absent; pelvic-fin frenum absent .: fusiform / normal.

🌀 Behaviour

Behavioural data for Platygobiopsis Tansei 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 60 - 136 m . Temperate Northwest Pacific: Japan.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.2±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.01 (TL)
Max TL
4.7cm
Dorsal Spines
7
Dorsal Rays
14
Anal Spines
1
Anal Rays
13
Vertebrae
26

🌡️ 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
11.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Fusiform / normal
Climate Zone
Temperate
Described By
Okiyama, 2008

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