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🌊 Marine Data Deficient 🌡️ Tropical

Saccogaster Nikoliviae

Saccogaster nikoliviae Nielsen, Schwarzhans & Cohen, 2012
Max Length
5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
13.00/100
Typical Length
-
Depth Zone
-

📖 Overview

This viviparous species occurs on the upper continental slope. Female specimens have extended ovaries and eggs up to 0.5 mm in diameter; no embryos were observed. A 5.0 cm SL male paratype had a ripe testes and well developed intromittent organ .

Scientific Name
Saccogaster nikoliviae
Authority
Nielsen, Schwarzhans & Cohen, 2012
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
5 cm
Trophic Level
3.3
Resilience
High
Vulnerability
13.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 80 - 84; Anal soft rays: 48 - 52; Vertebrae: 52 - 53. This species is distinguished from its congeners by having predorsal scales and by the following set of characters: pair of frontal spines above and behind eyes is more or less distinct and a median, sub-dermal, cartilaginous, ethmoidal spine in front of eyes; numerous neuromasts found below translucent head-skin arranged in four distinct clusters; with scales on body; anterior arch with 3 long gill rakers, 3-5 times length of filaments; prolonged pectoral peduncle; palatines with 2- tooth rows; lower angle of preoperculum with an antero-ventrally directed spine; vertebrae, precaudal 12-13, total 52-53; fin rays, D 80-84, A 48-52, pectoral 17-18; otolith length to height, 1.9, otolith length to colliculum length, 2.8-3.1 .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Saccogaster Nikoliviae is currently being reviewed.

🦐 Diet

Diet information for Saccogaster Nikoliviae is currently being compiled.

🥚 Reproduction

Reproduction data for Saccogaster Nikoliviae is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; depth range ? - 407 m . Tropical Indian Ocean: Australia.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.03 (TL)
Max TL
5cm
Dorsal Rays
82
Anal Rays
50
Vertebrae
53

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
13.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Nielsen, Schwarzhans & Cohen, 2012

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