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Diadromous Least Concern 🌡️ Subtropical

American halfbeak

Hyporhamphus meeki Banford & Collette, 1993
← All Species
Max Length
20.9 cm
Max Weight
-
Lifespan
-
Trophic Level
2.8
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
16.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Found inshore, over sandy, vegetated areas . Schooling species . Feeds on algae and small organisms . Used as baitfish where abundant . Caught with dip nets .

Scientific Name
Hyporhamphus meeki
Authority
Banford & Collette, 1993
Habitat
Diadromous
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
20.9 cm
Trophic Level
2.8
Resilience
High
Vulnerability
16.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 12 - 17; Anal spines: 0; Anal soft rays: 14 - 18. Tan green dorsally, silvery laterally, fleshy tip of lower jaw red .: fusiform / normal.

🌀 Behaviour

Behavioural data for American halfbeak is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Marine; freshwater; brackish; pelagic-neritic; depth range 0 - ? m. Subtropical

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish 🐟 Pelagic
Trophic Level
2.8±0.26
🐠 Schooling
Food Items

algae and small organisms (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
20.9cm
Dorsal Rays
15
Anal Rays
16

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
16.00/100
Low vulnerability
Trophic Level
2.8
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Banford & Collette, 1993

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