Perch · Perca fluviatilis

Perch in the River Exminster Marsh

Largest measured perch: 20.7 cm

The largest perch measured in Environment Agency surveys of the River Exminster Marsh was 20.7 cm, recorded at Main Ditch at Downstream Motorway (CFse)* on 24 September 1996.

Across 54 measured perch, the median measured length was 6.5 cm.

Surveyors recorded weights for 20 perch. The median was 1.3 oz (0.0355 kg) and the largest recorded weight was 5.6 oz (0.16 kg).

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

See perch records across England →

Most recent observation25 September 1996Main Ditch at Turf (CFse)* · 10 fish

Largest measured perch: 20.7 cm
Median length: 6.5 cm
Fish measured: 54
Survey locations: 5

Individual EA measurements

Largest measured perch

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

Length	Survey date	Survey location	Survey ID
20.7 cm	24 Sept 1996	Main Ditch at Downstream Motorway (CFse)*	73919
20.1 cm	24 Sept 1996	Main Ditch at Downstream Motorway (CFse)*	73919
18.1 cm	24 Sept 1996	Main Ditch at Downstream Motorway (CFse)*	73919
17.7 cm	25 Sept 1996	Black Gulf Dyke - Turf (CFse)*	73906
15.9 cm	24 Sept 1996	Main Ditch at Lime Kilns (CFse)*	73918
15.7 cm	25 Sept 1996	Black Gulf Dyke - Turf (CFse)*	73906
15.7 cm	24 Sept 1996	Main Ditch at Lime Kilns (CFse)*	73918
14.5 cm	24 Sept 1996	Main Ditch at Lime Kilns (CFse)*	73918
14 cm	25 Sept 1996	Black Gulf Dyke - Turf (CFse)*	73906
14 cm	24 Sept 1996	Main Ditch at Lime Kilns (CFse)*	73918

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 surveyed	First recorded	Last recorded	Visits finding perch
Main Ditch at Turf (CFse)*	25 Sept 1996	25 Sept 1996	1
Main Ditch at Swan's Nest Lane (CFse)*	25 Sept 1996	25 Sept 1996	1
Black Gulf Dyke - Turf (CFse)*	25 Sept 1996	25 Sept 1996	1
Main Ditch at Lime Kilns (CFse)*	24 Sept 1996	24 Sept 1996	1
Main Ditch at Downstream Motorway (CFse)*	24 Sept 1996	24 Sept 1996	1

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

1996–1996

Survey records by year

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

596

Fish measured by surveyors

Measured length distribution

See how the 54 measured fish were spread across different length ranges.

Smallest: 4.7 cm
Lower quarter: 5.6 cm
Median: 6.5 cm
Upper quarter: 12.8 cm
Largest: 20.7 cm

0–99 mm

100–199 mm

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 20 perch. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.1 oz (0.003 kg)
Lower quarter: 0.1 oz (0.004 kg)
Median: 1.3 oz (0.0355 kg)
Upper quarter: 1.8 oz (0.0498 kg)
Heaviest: 5.6 oz (0.16 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Exminster Marsh

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

Pike 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 →