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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Pawpaw pygmygoby

Trimma papayum Winterbottom, 2011
Max Length
2.2 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Pawpaw pygmygoby (Trimma papayum), first described by Winterbottom, 2011 is a tiny fish in the family Gobiidae (order Gobiiformes). Adults typically reach 2.20 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Tropical waters. 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
Trimma papayum
Authority
Winterbottom, 2011
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
2.2 cm
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 8. This species is unique in having the following set of characters: one-third pupil diameter black ocellated spot on and just behind the fourth dorsal fin spine; fins rays in dorsal 9, anal 8, pectoral 18-19, with the middle ones branched; a single branch point in the fifth pelvic fin ray, about 60-70% the length of the fourth and a basal membrane about 10-20% the length of the fourth ray;10-11 anterior and 8-9 posterior transverse scale rows; 5-10 scales in the predorsal midline, no scales on cheek and a single row of 3 scales on the upper margin of the opercle; a shallow interorbital trench with no trench posterodorsal to the orbit; freshly collected specimens are orange red in overall colouration, with scattered diffuse yellow spots .: fusiform / normal; Cross section: circular.

🌀 Behaviour

Behavioural data for Pawpaw pygmygoby 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 ? - 50 m . Tropical Pacific Ocean: Indonesia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.01 (TL)
Max TL
2.2cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
1
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Winterbottom, 2011

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