SpeciesKnotsGuides

Canal fish

Straight, of constant depth, and still for most of the day, a canal looks uniform. It is not, and knowing where to stop changes everything.

35 species documented

A canal looks identical for miles, and that is precisely what puts anglers off. Whatever breaks that uniformity makes the swim: a lock, a bridge, a mooring, a marina entrance, a bend, a mussel bed, a fallen stump. Fish gather there because the rest offers them nothing in particular — the concentration is far higher than in open water.

Boat traffic sets the rhythm of the day. Every barge stirs the bottom, lifts food back into suspension and triggers a short burst of activity in its wake. Conversely, a deserted canal on a bright day with clear water turns difficult: the fish see everything, and stealth decides the session.

The far bank, less walked and usually fringed with cover, is almost always worth more than the towpath side. A cast across, a bait laid tight to the stonework, and you are fishing where nobody else passes.

Freshwater34

Saltwater1

Species list

NameScientific nameMax sizeBest months
African pikeHepsetus odoe44.2 cmJun–Dec
BataLabeo bata61 cmMar–Nov
Black bullheadAmeiurus melas66 cmMar–Nov
Black carpMylopharyngodon piceus180 cmApr–Oct
BleakAlburnus alburnus18 cmApr–Oct
Blotched snakeheadChanna maculata20 cmMar–Aug
BluegillLepomis macrochirus41 cmMar–Nov
Brown bullheadAmeiurus nebulosus55 cmMar–Nov
Common carpCyprinus carpio129 cmJul–Sep
European eelAnguilla anguilla130 cmMar–Nov
European perchPerca fluviatilis50 cmSep–Oct
Freshwater breamAbramis brama82 cmApr–Oct
GoldfishCarassius auratus48 cmApr–Oct
Indonesian snakeheadChanna micropeltes130 cmMar–Nov
Japanese eelAnguilla japonica150 cmMar–Nov
Mirror carpCyprinus carpio (forme miroir)129 cmYear-round
Mrigal carpCirrhinus mrigala99 cmMar–Nov
Nile tilapiaOreochromis niloticus60 cmYear-round
North African catfishClarias gariepinus170 cmYear-round
Northern pikeEsox lucius137 cmSep–Nov
Northern snakeheadChanna argus100 cmMar–Nov
Ocellated snakeheadChanna pleurophthalma40 cmMar
Pike-perchSander lucioperca100 cmSep–Nov
Prussian carpCarassius gibelio47 cmApr–Oct
Redfin pickerelEsox americanusYear-round
RoachRutilus rutilus50 cmMar–Oct
RohuLabeo rohita200 cmMar–Nov
Silver barbBarbonymus gonionotus43 cmNov–Jun
Striped catfishPangasianodon hypophthalmus130 cmNov–Apr
Striped snakeheadChanna striata100 cmYear-round
TenchTinca tinca60 cmJul–Aug
Walking catfishClarias batrachus47 cmMay–Oct
Wels catfishSilurus glanis273 cmJul–Aug
White breamBlicca bjoerkna46 cmApr–Oct
Yellow bullheadAmeiurus natalis60 cmMar–Nov