Crevalle jack
📖 Overview
Generally in neritic waters over the continental shelf , from the coastline, where it is common on shallow flats, to offshore waters . Adults ascend rivers . Juveniles abundant in brackish estuaries with muddy bottoms, near sandy beaches and on seagrass beds , entering lagoons and lower courses of rivers , and in mangrove areas . They form fast-moving schools, although larger fish may be solitary. They feed on smaller fish, shrimp, and other invertebrates . Often grunts or croaks are heard when caught. Eggs are pelagic .
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 9; Dorsal soft rays (total): 19 - 22; Anal spines: 3; Anal soft rays: 15 - 18. Diagnosis: Scutes on lateral line 23 to 42 . No scales on chest , except a small mid-ventral patch in front of pelvic fins . Upper profile of head steep . Maxilla ending approximately below or beyond posterior edge of eye (in adult). Front of soft dorsal and anal fins elevated; olivaceous to bluish green dorsally, silvery to brassy on the sides; prominent black spot posteriorly on gill cover at level of eye, another at upper axil of pectoral fins, and often a third on lower pectoral rays; caudal yellowish . : fusiform / normal.
🌀 Behaviour
Behavioural data for Crevalle jack is currently being reviewed.
🦐 Diet
Diet information for Crevalle jack is currently being compiled.
🥚 Reproduction
🌍 Habitat & Distribution
Marine; brackish; pelagic-neritic; oceanodromous ; depth range 1 - 350 m , usually 1 - 200 m . Subtropical Atlantic Ocean, restricted to continental shelf areas.
🌿 Ecology
smaller fish, shrimp, and other invertebrates (Ref
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🍽️ Edibility & Flavour
"Crevalle jack is an edible species."
- Clear, bright eyes — cloudy eyes indicate age
- Firm flesh that springs back when pressed
- Fresh ocean smell, never strong or ammonia-like
- Bright red or pink gills, not grey or brown
- Shiny, moist skin with scales tightly attached
- Cloudy or sunken eyes
- Strong fishy or ammonia odour
- Soft, mushy flesh that doesn't spring back
- Discoloured or dry flesh
⚡ Nutrition
Per 100g cooked - Source: USDA FoodData Central
| Nutrient | Amount |
|---|---|
| Protein | 20.9 g |
| Omega-3 (total) | 218 mg |
🔬 Mercury Safety
Mercury data for Crevalle jack has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
🌐 Names & Taxonomy
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Carangus esculentus | Girard | 1859 | Synonym |
| Carangus hippos | Linnaeus | 1766 | Synonym |
| Caranx antilliarum | Bennett | 1840 | Synonym |
| Caranx carangua | Lacepède | 1801 | Synonym |
| Caranx carangus | Bloch | 1793 | Synonym |
| Caranx defensor | DeKay | 1842 | Synonym |
| Caranx erythrurus | Lacepède | 1801 | Synonym |
| Caranx esculentus | Girard | 1859 | Synonym |
| Caranx hippos caninus | Günther | 1867 | Synonym |
| Caranx hippos hippos | Linnaeus | 1766 | Synonym |
| Caranx hippos tropicus | Nichols | 1920 | Synonym |
| Caranx hippus | Linnaeus | 1766 | Synonym |
| Carnax hippos | Linnaeus | 1766 | Synonym |
| Scomber carangus | Bloch | 1793 | Synonym |
| Scomber hippos | Linnaeus | 1766 | Synonym |
| Trachurus cordyla | Gronow | 1854 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1,048 records indexed .
👥 Community & Contribute
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