St Ives Bypass Channel

9 fish species have been recorded at 1 location along the St Ives Bypass Channel.

Records updated10 August 2026Most recent survey: 2013
Fish species
9
Places surveyed
1
Survey visits
1
Records span
2013

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
3-spined sticklebackGasterosteus aculeatus120131Recorded length: 4.3 cm1 fish measured—
BullheadCottus gobio1201313Median: 6.7 cm13 fish measuredLargest measured bullhead: 8.2 cm—
ChubLeuciscus cephalus120132Median: 7.4 cm2 fish measuredLargest measured chub: 9.2 cm—
European eelAnguilla anguilla120131Recorded length: 32.1 cm1 fish measuredRecorded weight: 3.5 oz (0.1 kg)1 fish weighed
PerchPerca fluviatilis1201322Median: 8.5 cm22 fish measuredLargest measured perch: 9.5 cm—
PikeEsox lucius120131Recorded length: 18.3 cm1 fish measured—
Spined loachCobitis taenia120137Median: 5.9 cm7 fish measuredLargest measured spined loach: 8.1 cm—
Stone loachBarbatula barbatula1201333Median: 6 cm33 fish measuredLargest measured stone loach: 7.2 cm—
TenchTinca tinca120131Recorded length: 25.2 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 St Ives Bypass Channel. 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 →