River Eton College

18 fish species have been recorded at 3 locations along the River Eton College.

Records updated10 August 2026Most recent survey: 2025
Fish species
18
Places surveyed
3
Survey visits
39
Records span
2003–2025

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
RoachRutilus rutilus220258,939Median: 4.2 cm3,128 fish measuredLargest measured roach: 20.6 cm—
MinnowPhoxinus phoxinus2202517,946Median: 2.8 cm2,774 fish measuredLargest measured minnow: 8.2 cm—
GudgeonGobio gobio220255,456Median: 6.5 cm1,575 fish measuredLargest measured gudgeon: 16.4 cm—
DaceLeuciscus leuciscus220253,670Median: 5.7 cm915 fish measuredLargest measured dace: 18.8 cm—
ChubLeuciscus cephalus220254,869Median: 2.7 cm1,001 fish measuredLargest measured chub: 26.5 cm—
BleakAlburnus alburnus22025998Median: 2.6 cm386 fish measuredLargest measured bleak: 14.8 cm—
PerchPerca fluviatilis22025546Median: 6.5 cm193 fish measuredLargest measured perch: 24.7 cm—
Common breamAbramis brama2202596Median: 3.4 cm23 fish measuredLargest measured common bream: 5.5 cm—
3-spined sticklebackGasterosteus aculeatus22025126Median: 3 cm34 fish measuredLargest measured 3-spined stickleback: 4 cm—
BullheadCottus gobio220098Median: 4.2 cm5 fish measuredLargest measured bullhead: 6.5 cm—
PikeEsox lucius2201814Median: 22.2 cm5 fish measuredLargest measured pike: 44 cm—
RuffeGymnocephalus cernuus22014590Median: 5.2 cm95 fish measuredLargest measured ruffe: 9.6 cm—
BarbelBarbus barbus12025217Median: 4.4 cm64 fish measuredLargest measured barbel: 7.8 cm—
Brown / sea troutSalmo trutta120173Median: 17.1 cm2 fish measuredLargest measured brown / sea trout: 17.1 cm—
RuddScardinius erythrophthalmus120094Median: 8.6 cm3 fish measuredLargest measured rudd: 8.7 cm—
10-spined sticklebackPungitius pungitius1201045Median: 3.2 cm9 fish measuredLargest measured 10-spined stickleback: 3.8 cm—
Silver breamAbramis bjoerkna120243Recorded length: 5.2 cm1 fish measured—
Stone loachBarbatula barbatula120105Recorded length: 4 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 Eton College. 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 →