RiverFish

Perch · Perca fluviatilis

Perch in the River Goyt

Largest measured perch: 41 cm

The largest perch measured in Environment Agency surveys of the River Goyt was 41 cm, recorded at Gygo20 on 29 July 2002.

Across 61 measured perch, the median measured length was 16.2 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 Goyt.

See perch records across England →

Most recent observation2 September 2025Gygo07 · 1 fish
Largest measured perch
41 cm
Median length
16.2 cm
Fish measured
61
Survey locations
10

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
41 cm29 Jul 2002Gygo2064140
33.5 cm25 Jun 2003Gygo3076273
31 cm25 Jun 2003Gygo3076273
29.8 cm25 Jun 2003Gygo3076273
26 cm8 Aug 2005Gygo2087676
25.9 cm8 Aug 2005Gygo2087676
25 cm28 Jun 1994Gygo2055992
22.4 cm28 Jun 1994Gygo2055992
22.4 cm28 Jun 1994Gygo2055992
22 cm28 Jun 1994Go1356012

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
Gygo072 Sept 20252 Sept 20251
Gygo068 Jul 20258 Jul 20251
Gygo047 Aug 20079 Jul 20192
Gygo3025 Jun 200313 Aug 20092
Gygo2028 Jun 19948 Aug 20054
Gygo2527 Jul 200527 Jul 20051
Gygo1015 Sept 199820 Aug 20022
Gygo057 Sept 19987 Sept 19981
Go1328 Jun 199429 Jan 19982
Gygo1518 Jul 199418 Jul 19941

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

1994–2025

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 61 measured fish were spread across different length ranges.

Smallest
4.6 cm
Lower quarter
11 cm
Median
16.2 cm
Upper quarter
20.2 cm
Largest
41 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Goyt

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

Brown / sea trout Bullhead Grayling Stone loach 3-spined stickleback Brook lamprey

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 →