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Diadromous Least Concern 🌡️ Tropical

Beady pipefish

Hippichthys penicillus Cantor, 1849
Max Length
18 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
21.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Adults inhabit lower reaches of streams and rivers, also seagrass beds in estuaries and other shallow inshore habitats . Occur in mangrove estuaries and tidal creeks . Males exhibit parental care by incubating and guarding the eggs in their brood pouch . Ovoviviparous . Monogamous and always in home-ranging pairs, that is they do not defend an exclusive territory .

Scientific Name
Hippichthys penicillus
Authority
Cantor, 1849
Habitat
Diadromous
Climate
Tropical
IUCN Status
LC
Max Length
18 cm
Latitude
34°S – 34°N
Trophic Level
3.4
Resilience
High
Vulnerability
21.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 23 - 31. : eel-like.

🌀 Behaviour

Behavioural data for Beady pipefish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

Monogamous mating is observed as both obligate and genetic . Female deposits eggs on the ventral surface of the male's tail, where they are incubated for several weeks .

🌍 Habitat & Distribution

Marine; freshwater; brackish; demersal; non-migratory . Tropical; 34°N - 34°S West Pacific: western Persian Gulf (Kuwait, Saudi Arabia), north central Indian Ocean, and eastward to Japan and Queensland, Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish ⬇️ Benthic
Migration
Non-migratory
Trophic Level
3.4±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00035 × L3.19 (TL)
Max TL
18cm
Dorsal Rays
27

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2016

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
21.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Latitude Range
34°N – 34°S
Described By
Cantor, 1849

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