River Afon Tanat

11 fish species have been recorded at 1 location along the River Afon Tanat.

Records updated10 August 2026Most recent survey: 2022
Fish species
11
Places surveyed
1
Survey visits
5
Records span
1991–2022

Local EA evidence

Where fish were recorded

1 of 1 places shown

Choose a point on the map to see what was recorded there.

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River conditions

Environment Agency evidence

Fish found in this river

Open a linked fish for detailed measurements, or use the map filter above to compare survey locations.

FishSitesMost recentFish countedMeasured lengthMeasured weight
Atlantic salmonSalmo salar12022368Median: 8.4 cm160 fish measuredLargest measured atlantic salmon: 17.2 cm—
Brown / sea troutSalmo trutta1202250Median: 22.7 cm34 fish measuredLargest measured brown / sea trout: 41.3 cm—
BullheadCottus gobio12022———
MinnowPhoxinus phoxinus12022———
Stone loachBarbatula barbatula12022———
ChubLeuciscus cephalus1202223Median: 8 cm22 fish measuredLargest measured chub: 17.3 cm—
European eelAnguilla anguilla1200312Recorded length: 43 cm1 fish measured—
GraylingThymallus thymallus120224Median: 29 cm3 fish measuredLargest measured grayling: 31.1 cm—
GudgeonGobio gobio1202238Median: 7.4 cm38 fish measuredLargest measured gudgeon: 11.5 cm—
BarbelBarbus barbus1202214Median: 8.3 cm11 fish measuredLargest measured barbel: 10.4 cm—
PikeEsox lucius120221Recorded length: 19.5 cm1 fish measured—

EA surveys have recorded these fish at particular sites and times. Absence from a survey is not evidence that a species is absent from the river. Every valid individual length and weight is retained, with its sample size shown.

Useful context

This page follows survey locations along the main River Afon Tanat. Tributaries and unrelated rivers with similar names are kept separate.

The map shows past fish records, not fishing access or a promise of what you’ll catch today.

How RiverFish handles the data →