Mackerel
Scomber scombrus · Mackerel, garfish and shoal fish
Also called joey

A streamlined, shoaling silver fish that comes inshore in spring and summer; UK anglers catch it from piers, harbours and boats.[1]
How to recognise it
When and where
Sources
These notes are a draft: we gathered them from the sources above and are still checking them. We don't work out best times for this fish yet. The size rules come from the same checked byelaws as every other fish.