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🌊 Marine Least Concern 🌡️ Subtropical

Hubb's pearleye

Rosenblattichthys hubbsi Johnson, 1974
Max Length
14.5 cm
Max Weight
-
Lifespan
-
Trophic Level
4.2
Depth
0–657 m
Climate
Subtropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Oceanic, mesopelagic or bathypelagic species . The single known adult (holotype) was taken in haul between 657 to 0 m; most larvae have been taken in haul in the upper 500 m and in waters as shallow as 60 m. Probably feeds on other midwater fishes . Presumed to be synchronous hermaphrodites . Also Ref. 58302.

Scientific Name
Rosenblattichthys hubbsi
Authority
Johnson, 1974
Habitat
Marine
Climate
Subtropical
Body Shape
Elongated
IUCN Status
LC
Max Length
14.5 cm
Depth Range
0–657 m
Trophic Level
4.2
Vulnerability
10.00/100
Migration
Oceanodromous
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 8 - 9; Anal spines: 0; Anal soft rays: 23 - 25; Vertebrae: 49. Color in alcohol: more or less yellow-brown, with intense pigmentation outlining scale pockets; pectoral and pelvic fins covered with small, scattered melanophores; black streak bordering anterior margin of eye .: elongated.

🌀 Behaviour

Behavioural data for Hubb's pearleye is currently being reviewed.

🦐 Diet

Diet information for Hubb's pearleye is currently being compiled.

🥚 Reproduction

Reproduction data for Hubb's pearleye is currently being compiled.

🌍 Habitat & Distribution

Marine; pelagic-oceanic; oceanodromous ; depth range 0 - 657 m . Subtropical central South Pacific and the Mediterranean Sea.

🌿 Ecology

Zone Preferences
🌊 Marine 🐟 Pelagic
Migration
Oceanodromous
Trophic Level
4.2±0.73
Food Items

other midwater fishes (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00347 × L3.16 (TL)
Max TL
14.5cm
Dorsal Rays
9
Anal Rays
24
Vertebrae
49

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2013

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
4.2
Apex / Top predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Johnson, 1974

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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