RiverFish

Perch · Perca fluviatilis

Perch in the River Bourne

Largest measured perch: 32.9 cm

The largest perch measured in Environment Agency surveys of the River Bourne was 32.9 cm, recorded at Upstream Shustoke Reservoir on 3 December 1998.

Across 177 measured perch, the median measured length was 15.8 cm.

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the River Bourne.

See perch records across England →

Most recent observation15 May 2025Upstream Shustoke Reservoir · 7 fish
Largest measured perch
32.9 cm
Median length
15.8 cm
Fish measured
177
Survey locations
3

Individual EA measurements

Largest measured perch

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

LengthSurvey dateSurvey locationSurvey ID
32.9 cm3 Dec 1998Upstream Shustoke Reservoir82910
32.9 cm15 Nov 1995Upstream Shustoke Reservoir4570
31.5 cm15 Nov 1995Upstream Shustoke Reservoir4570
29.9 cm15 Nov 1995Upstream Shustoke Reservoir4570
29 cm3 Dec 1998Upstream Shustoke Reservoir82910
28.7 cm3 Dec 1998Upstream Shustoke Reservoir82910
28.4 cm15 Nov 1995Upstream Shustoke Reservoir4570
27.9 cm15 Nov 1995Upstream Shustoke Reservoir4570
27.6 cm3 Dec 1998Upstream Shustoke Reservoir82910
27.4 cm3 Dec 1998Upstream Shustoke Reservoir82910

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where perch were found

Each point marks a survey location with at least one perch record.

Choose a point on the map to see what was recorded there.

Map points are approximate and don’t show fishing access. Check local permissions before visiting.

Place surveyedFirst recordedLast recordedVisits finding perch
Upstream Shustoke Reservoir15 Nov 199515 May 20256
Furnace End29 Jul 19923 Dec 19983
Upstream Of Daw Mill Colliery8 Nov 19958 Nov 19951

Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.

1992–2025

Survey records by year

Each bar shows how many survey visits recorded perch that year.

Fish measured by surveyors

Measured length distribution

See how the 177 measured fish were spread across different length ranges.

Smallest
8 cm
Lower quarter
11.7 cm
Median
15.8 cm
Upper quarter
19.5 cm
Largest
32.9 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Bourne

Compare other species with enough survey and measurement data for a detailed page.

Brown / sea trout Chub Dace Bullhead Roach 3-spined stickleback

Before you fish

Good to know

These are past survey records, so the fish present today may be different. Map points are approximate—check local access, permissions and fishing rules before visiting.

Learn how RiverFish uses the data →