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Diadromous Least Concern 🌡️ Subtropical

Goldtail croaker

Bairdiella chrysoura Lacepède, 1802
Max Length
30 cm
Max Weight
Lifespan
Trophic Level
3.2
Depth
Climate
Subtropical
Resilience
High
Vulnerability
21.00/100
Typical Length
20 cm
Depth Zone
demersal

📖 Overview

Found in coastal waters over sandy and muddy bottoms. Moves to the nursery and feeding areas in estuaries during summer months and sometimes enters freshwaters. Feeds mainly on crustaceans, worms and occasionally fishes. Mostly used as bait.

Scientific Name
Bairdiella chrysoura
Authority
Lacepède, 1802
Habitat
Diadromous
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
30 cm
Trophic Level
3.2
Resilience
High
Vulnerability
21.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 10 - 11; Dorsal soft rays (total): 19 - 23; Anal spines: 2; Anal soft rays: 8 - 10. Colour silvery, greenish, or bluish above, bright silvery to yellowish on belly. Lower fins mostly yellowish to dusky. Mouth terminal, moderately large and oblique. Chin without barbel but with 6 mental pores (median pair often set in a pit). Preopercle with few spines at angle. Anal second spine sharp, more than 2/3 length of first soft ray. Gas bladder with 2 chambers. Anterior chamber yoke-shaped without appendages, posterior chamber simple, carrot-shaped. Lapillus enlarged, about 1/2 the size of sagitta (Ref 51721).: fusiform / normal.

🌀 Behaviour

Behavioural data for Goldtail croaker is currently being reviewed.

🦐 Diet

Diet information for Goldtail croaker is currently being compiled.

🥚 Reproduction

Size at Maturity
9.3cm TL

🌍 Habitat & Distribution

Marine; freshwater; brackish; demersal. Subtropical; 41°N - 21°N

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish ⬇️ Benthic
Trophic Level
3.2
Food Items

crustaceans, worms and occasionally fishes

📐 Morphometrics

Length–Weight Relationship: W = 0.00871 × L3.07 (TL)
Max TL
30cm
Dorsal Spines
11
Dorsal Rays
21
Anal Spines
2
Anal Rays
9

🌡️ 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
21.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Lacepède, 1802

🌐 Names & Taxonomy

Language Common Names
🇬🇧English American silver perch · Goldtail Croaker · Silver croaker · silver perch
🌍CES smuha zlatavá
🇩🇪German Amerikanischer Silberbarsch · Silber-Umber
🇫🇷French Mamselle blanche
🇵🇹Portuguese Corvina-de-cauda-dourada
🇪🇸Spanish Corvineta Blanca · Pollito · Postá · ronco amarillo
🇨🇳Chinese 銀色貝氏石首魚

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 181 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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