New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern 🌡️ Tropical

Longjaw thryssa

Thryssa setirostris Broussonet, 1782
Max Length
18 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
1–20 m
Climate
Tropical
Resilience
High
Vulnerability
11.00/100
Typical Length
15 cm
Depth Zone
pelagic

📖 Overview

Marine, pelagic, presumably schooling, occurring mostly close inshore, entering bays and estuaries . Recorded at a temperature range of 26.0-29.0 °C in the Trinity Inlet system, Australia . It feeds mainly on crustaceans, like amphipods, zoea larvae, Acetes . May be caught using ringnets . Used as bait in the tuna fishery in the South Pacific.

Scientific Name
Thryssa setirostris
Authority
Broussonet, 1782
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
18 cm
Depth Range
1–20 m
Latitude
40°S – 28°N
Trophic Level
3.3
Resilience
High
Vulnerability
11.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 14 - 16; Anal spines: 0; Anal soft rays: 32 - 39. Diagnosis: Body fairly compressed, belly with 16-18 plus 9-10, with a total of 25-28 keeled scutes; lower gill rakers 10-12; head with gold tints; anal and caudal fins deep yellow; a black area behind upper part of gill opening . It is distinguished from all other Thryssa species and in fact all other anchovies by the very long maxilla, reaching at least to tip of pectoral fin, usually to pelvic fin base or even to anal fin origin; also unique is the high coronoid process of the lower jaw, the jaw rising steeply in the mouth . : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Longjaw thryssa is currently being reviewed.

🦐 Diet

Diet information for Longjaw thryssa is currently being compiled.

🥚 Reproduction

Size at Maturity
16cm TL

🌍 Habitat & Distribution

Marine; brackish; pelagic-neritic; depth range 1 - 20 m . Tropical; 28°N - 40°S, 21°E - 170°E south to Port Alfred, but no records from the Red Sea and Madagascar; coasts of Pakistan, India and probably Burma; Thailand, Indonesia, Philippines to Taiwan (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish 🐟 Pelagic
Trophic Level
3.3±0.48
🐠 Schooling
Food Items

crustaceans, like amphipods, zoea larvae, Acetes (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00776 × L3.1 (TL)
Max TL
18cm
Dorsal Rays
15
Anal Rays
36

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
11.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
28°N – 40°S
Described By
Broussonet, 1782

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Long-horned Anchovy · New Guinea thryssa · longjaw thryssa
🇸🇦Arabic أنشوفة طويلة القرون · شيغ طويل الفك
🌍CES sardel šavlovitá
🇫🇷French anchois-moustache cornu
🇷🇺Russian Длинноусая трисса
🇪🇸Spanish bocarte de cuernos
🌍THA ปลาแมวงายาว
🇨🇳Chinese 含西 · 突鼻仔 · 臭肉仔 · 長吻劍鰶 · 長頜棱鯷

Scientific Synonyms

Scientific Name Author Year Status
Clupea mystacina Forster 1801 Synonym
Clupea seticornis Broussonet 1782 Synonym
Clupea setirostris Broussonet 1782 Synonym
Engraulis setirostris Broussonet 1782 Synonym
Scutengraulis setirostris Broussonet 1782 Synonym
Thrissa setirostris Broussonet 1782 Synonym
Thrissocles setirostris Broussonet 1782 Synonym
Thryssa macrognathos Bleeker 1849 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 18 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Longjaw thryssa ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.