RiverFish

Perch · Perca fluviatilis

Perch in the River North Delph

Largest measured perch: 36.5 cm

The largest perch measured in Environment Agency surveys of the River North Delph was 36.5 cm, recorded at Short Ferry P/S (North Delph) on 17 September 1998.

Across 34 measured perch, the median measured length was 15.7 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 North Delph.

See perch records across England →

Most recent observation23 September 1998Long Wood (North Delph) · 4 fish
Largest measured perch
36.5 cm
Median length
15.7 cm
Fish measured
34
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
36.5 cm17 Sept 1998Short Ferry P/S (North Delph)53436
21.4 cm1 Aug 1994Fiskerton (North Delph)53314
19.1 cm23 Sept 1998Fiskerton (North Delph)53434
18.6 cm23 Sept 1998Long Wood (North Delph)53435
18.4 cm23 Sept 1998Fiskerton (North Delph)53434
18.2 cm23 Sept 1998Long Wood (North Delph)53435
17.9 cm18 Mar 1988Fiskerton (North Delph)53169
17.5 cm23 Sept 1998Long Wood (North Delph)53435
17.5 cm1 Aug 1994Fiskerton (North Delph)53314
17.3 cm23 Sept 1998Fiskerton (North Delph)53434

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
Long Wood (North Delph)23 Sept 199823 Sept 19981
Fiskerton (North Delph)18 Mar 198823 Sept 19983
Short Ferry P/S (North Delph)25 Jul 199417 Sept 19982

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

1988–1998

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 34 measured fish were spread across different length ranges.

Smallest
12.4 cm
Lower quarter
14.6 cm
Median
15.7 cm
Upper quarter
17.5 cm
Largest
36.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River North Delph

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

Pike Roach Stone loach

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 →