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🌊 Marine Least Concern 🌡️ Subtropical

New Zealand topknot

Notoclinus fenestratus Forster, 1801
Max Length
18.2 cm
Max Weight
Lifespan
Trophic Level
3.9
Depth
0–15 m
Climate
Subtropical
Resilience
Medium
Vulnerability
31.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Adults are found among large brown algae in rock pools and subtidal areas. They feed on algal dwelling crustaceans and small fish . Eggs are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites . Larvae are planktonic which occur primarily in shallow, nearshore waters .

Scientific Name
Notoclinus fenestratus
Authority
Forster, 1801
Habitat
Marine
Climate
Subtropical
IUCN Status
LC
Max Length
18.2 cm
Depth Range
0–15 m
Trophic Level
3.9
Resilience
Medium
Vulnerability
31.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for New Zealand topknot is currently being compiled.

🌀 Behaviour

Behavioural data for New Zealand topknot is currently being reviewed.

🦐 Diet

Diet information for New Zealand topknot is currently being compiled.

🥚 Reproduction

Reproduction data for New Zealand topknot is currently being compiled.

🌍 Habitat & Distribution

Marine; demersal; depth range 0 - 15 m . Subtropical Southwest Pacific: around New Zealand.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.9±0.63
Food Items

algal dwelling crustaceans and small fish (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.04 (TL)
Max TL
18.2cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
31.00/100
Low vulnerability
Trophic Level
3.9
Predator
Climate Zone
Subtropical
Described By
Forster, 1801

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Auchenopterus fenestratus Forster 1801 Synonym
Blennius fenestratus Forster 1801 Synonym
Tripterygion fenestratum Forster 1801 Synonym
Tripterygium fenestratum Forster 1801 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for New Zealand topknot ↗
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