Long Eau Riffles

13 fish species have been recorded at 17 locations along the Long Eau Riffles.

Records updated10 August 2026Most recent survey: 1996
Fish species
13
Places surveyed
17
Survey visits
42
Records span
1994–1996

Local EA evidence

Where fish were recorded

17 of 17 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 rutilus1619968,193Median: 8 cm5,765 fish measuredLargest measured roach: 21.6 cm—
3-spined sticklebackGasterosteus aculeatus1519961,195Median: 4.3 cm972 fish measuredLargest measured 3-spined stickleback: 47 cm—
Stone loachBarbatula barbatula1519961,568Median: 4.9 cm1,568 fish measuredLargest measured stone loach: 10.5 cm—
European eelAnguilla anguilla15199686——
DaceLeuciscus leuciscus1419961,347Median: 9.8 cm1,347 fish measuredLargest measured dace: 21 cm—
10-spined sticklebackPungitius pungitius7199617Median: 3.4 cm17 fish measuredLargest measured 10-spined stickleback: 5 cm—
PikeEsox lucius5199622Median: 30.9 cm22 fish measuredLargest measured pike: 74.3 cm—
Silver breamAbramis bjoerkna51996112Median: 8.5 cm112 fish measuredLargest measured silver bream: 17.1 cm—
PerchPerca fluviatilis5199674Median: 12.5 cm74 fish measuredLargest measured perch: 25 cm—
Common breamAbramis brama41996299Median: 12.7 cm299 fish measuredLargest measured common bream: 23.7 cm—
RuddScardinius erythrophthalmus219952Median: 14.1 cm2 fish measuredLargest measured rudd: 15 cm—
TenchTinca tinca219962Median: 7.9 cm2 fish measuredLargest measured tench: 8 cm—
Rainbow troutOncorhynchus mykiss119941Recorded length: 36.5 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 Long Eau Riffles. 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 →