River Cam

13 fish species have been recorded at 6 locations along the River Cam.

Records updated10 August 2026Most recent survey: 2024
Fish species
13
Places surveyed
6
Survey visits
12
Records span
1993–2024

Local EA evidence

Where fish were recorded

6 of 6 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
European eelAnguilla anguilla5202475Median: 37.5 cm75 fish measuredLargest measured european eel: 62.5 cmMedian: 4.4 oz (0.125 kg)66 fish weighedLargest measured: 1 lb 3 oz (0.54 kg)
ChubLeuciscus cephalus32024149Median: 21.5 cm149 fish measuredLargest measured chub: 38.2 cmMedian: 1 lb 1.7 oz (0.501 kg)23 fish weighedLargest measured: 1 lb 11.2 oz (0.772 kg)
MinnowPhoxinus phoxinus32024187Median: 6.2 cm161 fish measuredLargest measured minnow: 9.5 cmMedian: 0.1 oz (0.004 kg)80 fish weighedLargest measured: 0.3 oz (0.008 kg)
3-spined sticklebackGasterosteus aculeatus3201914Median: 4.7 cm14 fish measuredLargest measured 3-spined stickleback: 6.4 cmMedian: 0.1 oz (0.002 kg)9 fish weighedLargest measured: 0.2 oz (0.005 kg)
Stone loachBarbatula barbatula3201924Median: 10.5 cm24 fish measuredLargest measured stone loach: 11.7 cmMedian: 0.5 oz (0.013 kg)22 fish weighedLargest measured: 0.7 oz (0.019 kg)
DaceLeuciscus leuciscus2202470Median: 16.9 cm70 fish measuredLargest measured dace: 23.5 cmMedian: 2.6 oz (0.073 kg)7 fish weighedLargest measured: 3.4 oz (0.096 kg)
Brown / sea troutSalmo trutta2202431Median: 26 cm31 fish measuredLargest measured brown / sea trout: 43.2 cmMedian: 2 lb 2.2 oz (0.97 kg)3 fish weighedLargest measured: 2 lb 4.8 oz (1.04 kg)
RoachRutilus rutilus2201917Median: 15.2 cm17 fish measuredLargest measured roach: 20.5 cmMedian: 2 oz (0.058 kg)3 fish weighedLargest measured: 3.2 oz (0.09 kg)
GudgeonGobio gobio1202413Median: 11 cm13 fish measuredLargest measured gudgeon: 13 cmMedian: 0.2 oz (0.006 kg)4 fish weighedLargest measured: 0.2 oz (0.007 kg)
BullheadCottus gobio12024181Median: 5.7 cm97 fish measuredLargest measured bullhead: 8.6 cm—
Brook lampreyLampetra planeri120131Recorded length: 15.5 cm1 fish measured—
PerchPerca fluviatilis120191Recorded length: 10.7 cm1 fish measured—
PikeEsox lucius119934Median: 51.1 cm4 fish measuredLargest measured pike: 54.8 cmMedian: 2 lb 5 oz (1.05 kg)4 fish weighedLargest measured: 2 lb 15.2 oz (1.34 kg)

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 Cam. 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 →