One of the 2 jacks on WAnimals
Bony fish · Perciformes · Carangidae
Trachurus trachurus
At high risk of extinction in the wild over the medium term.
Despite its fairly modest size, it is one of the longest-lived fish known for its size class, reaching up to 40 years according to otolith studies.
Weight
1.5 kg – 2 kg
Size
22 cm – 70 cm
Life expectancy
25 years
Diet
Carnivore
Feeds mainly on other animals.
Activity
Diurnal
Active mainly during the day.
Social structure
School
Gathers in coordinated schools, typical of fish.
Sighting difficulty
Moderate
AI-generated images: illustrations, not photographs.
Sources consulted: Wageningen University Research; American Oceans; FishBase; Grokipedia; ResearchGate (blue jack mackerel comparativo); A-Z Animals
Parks and dive sites where this species has been documented — showing 20 of 150.
Other species in the catalogue with the most in common with Horse Mackerel — same habitat, park, country, tags or family.
The horse mackerel is classified as vulnerable. Organisations such as the IUCN, WWF and the Wildlife Conservation Society work specifically on its conservation and that of its habitat; looking into their programmes is a good starting point if you want to get involved.
It's documented in 17 protected areas — one reason why protecting these places matters for its conservation.
Based on what we already know about horse mackerel.
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The pins mark the parks and dive sites where its presence is documented.
