Westwick water course

9 fish species have been recorded at 3 locations along the Westwick water course.

Records updated10 August 2026Most recent survey: 2016
Fish species
9
Places surveyed
3
Survey visits
6
Records span
2004–2016

Local EA evidence

Where fish were recorded

3 of 3 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
3-spined sticklebackGasterosteus aculeatus3201673Median: 3.5 cm73 fish measuredLargest measured 3-spined stickleback: 5.7 cm—
DaceLeuciscus leuciscus32016165Median: 5.4 cm165 fish measuredLargest measured dace: 6.5 cm—
10-spined sticklebackPungitius pungitius3201623Median: 3.7 cm23 fish measuredLargest measured 10-spined stickleback: 4.8 cm—
Stone loachBarbatula barbatula3201638Median: 7.7 cm38 fish measuredLargest measured stone loach: 10 cm—
RoachRutilus rutilus2201685Median: 3.4 cm85 fish measuredLargest measured roach: 4.5 cm—
Brown / sea troutSalmo trutta2201610Median: 12.4 cm10 fish measuredLargest measured brown / sea trout: 17.5 cm—
GudgeonGobio gobio220044Median: 4.6 cm4 fish measuredLargest measured gudgeon: 7.9 cm—
Brook lampreyLampetra planeri1201615Median: 12.7 cm15 fish measuredLargest measured brook lamprey: 13.8 cm—
European eelAnguilla anguilla120102Median: 34.3 cm2 fish measuredLargest measured european eel: 41 cm—

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 Westwick water course. 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 →