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Diadromous Least Concern 🌡️ Subtropical

Californian needlefish

Strongylura exilis Girard, 1854
Max Length
91 cm
Max Weight
-
Lifespan
-
Trophic Level
4.5
Depth
0–100 m
Climate
Subtropical
Resilience
Medium
Vulnerability
37.00/100
Typical Length
50 cm
Depth Zone
pelagic

📖 Overview

Common in coastal and lagoon areas with mangroves . Also found in bays and harbors . Penetrate fresh water . Adults occur in small schools. Feed mainly on small fishes . Oviparous, with neustonic larvae . Eggs are attached to vegetation and floating objects via long filaments . Usually caught with the help of artificial lights . Marketed fresh .

Scientific Name
Strongylura exilis
Authority
Girard, 1854
Habitat
Diadromous
Climate
Subtropical
Body Shape
Elongated
IUCN Status
LC
Max Length
91 cm
Depth Range
0–100 m
Latitude
15°S – 33°N
Trophic Level
4.5
Resilience
Medium
Vulnerability
37.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Beloniformes
Beloniformes
Family
Belonidae
Belonidae
Genus
Strongylura
Strongylura
Species
Californian needlefish
Strongylura exilis

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 13 - 17; Anal spines: 0; Anal soft rays: 16 - 19; Vertebrae: 67 - 74. Caudal fin emarginate . Branchiostegal rays: 11-12 .: elongated.

🌀 Behaviour

Behavioural data for Californian needlefish is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous

Oviparous .

🌍 Habitat & Distribution

Marine; freshwater; brackish; pelagic-neritic; depth range 0 - 100 m . Subtropical; 33°N - 15°S, 118°W - 11°W

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish 🐟 Pelagic
Trophic Level
4.5±0.8
🐠 Schooling
Food Items

small fishes (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00132 × L3.09 (TL)
Max TL
91cm
Dorsal Rays
15
Anal Rays
18
Vertebrae
71

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
4.5
Apex / Top predator
Body Shape
Elongated
Climate Zone
Subtropical
Latitude Range
33°N – 15°S
Described By
Girard, 1854

🌐 Names & Taxonomy

Language Common Names
🇬🇧English California needlefish · Californian Needlefish
🌍CES jehlice východopacifická
🇩🇰Danish Fladhovedet hornfisk
🇵🇹Portuguese Peixe-agulha-da-Califórnia
🇷🇺Russian Калифорнийская стронгилура
🇪🇸Spanish Aguja Brava · agujón californiano · Lápiz Aguja · sierrita

Scientific Synonyms

Scientific Name Author Year Status
Belone exilis Girard 1854 Synonym
Belone stolzmanni Steindachner 1878 Synonym
Strongylura peruana Fowler 1919 Synonym
Strongylura stolzmanni Steindachner 1878 Synonym
Strongylura tahitiensis Fowler & Bean 1923 Synonym
Tylosurus sierrita Jordan & Gilbert 1882 Synonym
Tylosurus stolzmanni Steindachner 1878 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 42 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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