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🌊 Marine Data Deficient 🌡️ Tropical

Blackburn's herring

Herklotsichthys blackburni Whitley, 1948
Max Length
10.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
0–50 m
Climate
Tropical
Resilience
High
Vulnerability
11.00/100
Typical Length
8 cm
Depth Zone
pelagic

📖 Overview

Blackburn's herring (Herklotsichthys blackburni) is a ray-finned fish of the family Dorosomatidae. It inhabits marine (saltwater) waters in pelagic environments. This species can reach a maximum total length of 10.5 cm. It occurs at depths between 0 and 50 metres. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Herklotsichthys blackburni
Authority
Whitley, 1948
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
10.5 cm
Depth Range
0–50 m
Trophic Level
3.1
Resilience
High
Vulnerability
11.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 13 - 21; Anal spines: 0; Anal soft rays: 12 - 23. Distinguished from most other Australian Herklotsichthys by lacking spots on the flank and lacking elongate wing-like scales underneath the normal paired pre-dorsal scales. Most closely resembles H. castelnaui but has fewer lower gill rakers. Separated from H. gotoi and Herklotsichthys Species C by its black tips to caudal fin and 3 distinct dark lines along upper flank.: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Blackburn's herring is currently being reviewed.

🦐 Diet

Diet information for Blackburn's herring is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous .

🌍 Habitat & Distribution

Marine; pelagic-neritic; depth range 0 - 50 m . Tropical; 14°S - 21°S, 118°E - 127°E Indian Ocean: Western Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🐟 Pelagic
Trophic Level
3.1±0.3
🐠 Schooling

📐 Morphometrics

Length–Weight Relationship: W = 0.00871 × L3.06 (TL)
Max TL
10.5cm
Dorsal Rays
17
Anal Rays
18

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
11.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Whitley, 1948

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