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🌊 Marine 🌡️ Temperate

Hyporhamphus Ihi

Hyporhamphus ihi Phillipps, 1932
Max Length
26 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
20.00/100
Typical Length
22 cm
Depth Zone
pelagic

📖 Overview

Occurs in inshore waters. Forms schools for spawning during mid summer . Feeds mainly on larger zooplankton like mysids, crab larvae and polychaete larvae .

Scientific Name
Hyporhamphus ihi
Authority
Phillipps, 1932
Habitat
Marine
Climate
Temperate
Max Length
26 cm
Trophic Level
3.2
Resilience
High
Vulnerability
20.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 15 - 18; Anal spines: 0; Anal soft rays: 17 - 20; Vertebrae: 55 - 58. Gill rakers usually 32 or less on the first arch and 25 or less on the second arch. Relatively longer upper jaw (usually longer than wide) and lower jaw (usually longer than head length), especially at larger sizes.: eel-like.

🌀 Behaviour

Behavioural data for Hyporhamphus Ihi is currently being reviewed.

🦐 Diet

Diet information for Hyporhamphus Ihi is currently being compiled.

🥚 Reproduction

Reproduction data for Hyporhamphus Ihi is currently being compiled.

🌍 Habitat & Distribution

Marine; pelagic-neritic; depth range 0 - ? m. Temperate Southwest Pacific: restricted to New Zealand, including the Chatham Islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🐟 Pelagic
Trophic Level
3.2±0.3
🐠 Schooling
Food Items

larger zooplankton like mysids, crab larvae and polychaete larvae (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00102 × L3.06 (TL)
Max TL
26cm
Dorsal Rays
17
Anal Rays
19
Vertebrae
57

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
20.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Temperate
Described By
Phillipps, 1932

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