Knee Brook

11 fish species have been recorded at 7 locations along the Knee Brook.

Records updated10 August 2026Most recent survey: 2004
Fish species
11
Places surveyed
7
Survey visits
19
Records span
1981–2004

Local EA evidence

Where fish were recorded

7 of 7 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
Brown / sea troutSalmo trutta62004261Median: 16.1 cm260 fish measuredLargest measured brown / sea trout: 37.2 cm—
BullheadCottus gobio5200439Median: 7.1 cm39 fish measuredLargest measured bullhead: 9.3 cm—
MinnowPhoxinus phoxinus5200455Median: 5.5 cm43 fish measuredLargest measured minnow: 8.2 cm—
3-spined sticklebackGasterosteus aculeatus520047Median: 3.1 cm7 fish measuredLargest measured 3-spined stickleback: 7.6 cm—
ChubLeuciscus cephalus4200418Median: 19.4 cm15 fish measuredLargest measured chub: 40.4 cm—
DaceLeuciscus leuciscus4199924Median: 20.8 cm23 fish measuredLargest measured dace: 24 cm—
Brook lampreyLampetra planeri4199910Median: 15.3 cm8 fish measuredLargest measured brook lamprey: 17.5 cm—
Stone loachBarbatula barbatula3199925Median: 9.5 cm25 fish measuredLargest measured stone loach: 12.8 cm—
European eelAnguilla anguilla219942Median: 59.3 cm2 fish measuredLargest measured european eel: 61.5 cm—
TenchTinca tinca219992Median: 26.4 cm2 fish measuredLargest measured tench: 28.6 cm—
RoachRutilus rutilus119941Recorded length: 11.6 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 Knee Brook. 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 →