RiverFish

Perch · Perca fluviatilis

Perch in the River Nene

Largest measured perch: 38.5 cm

The largest perch measured in Environment Agency surveys of the River Nene was 38.5 cm, recorded at Upstream Wickstead on 30 January 1992.

Across 8,294 measured perch, the median measured length was 8.5 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 Nene.

See perch records across England →

Most recent observation30 October 2024Castor Mill Channel · 9 fish
Largest measured perch
38.5 cm
Median length
8.5 cm
Fish measured
8,294
Survey locations
85

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
38.5 cm30 Jan 1992Upstream Wickstead54385
37.5 cm30 Jan 1992Upstream Wickstead54385
37.3 cm12 May 1989Wellingborough Embankment54019
36.5 cm10 Jul 2001Downstream Harrowden Weir73056
36.5 cm10 Jul 2001Downstream Harrowden Weir73056
36 cm14 Jul 1998Downstream Harrowden Weir54417
34.4 cm12 Sept 2012Downstream Clifford Hill lock134644
34.4 cm12 Sept 2012Downstream Clifford Hill lock134644
34 cm22 Sept 2005Ise Brook Cottage86274
33.5 cm14 Jul 1998Downstream Harrowden Weir54417

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
Castor Mill Channel12 Oct 200930 Oct 20245
Cogenhoe Back Channel6 Jul 198316 Nov 201814
Geddington Ford10 Apr 199523 Oct 20183
Downstream Warkton bridge29 Jan 199223 Oct 201810
Alwalton Backchannel22 Sept 200919 Sept 20182
Yarwell Mill Back Channel9 Sept 198117 Sept 201816
Barnwell Back Channel DS Oundle Mill14 Sept 201814 Sept 20181
Wansford Lock Back Channel13 Sept 201813 Sept 20181
Cogenhoe Main Channel17 Sept 197929 Jun 201516
Thrapston3 Jul 199525 Jun 20159
Downstream Wansford Lock19 Jul 198922 Jun 20158
Upstream Wickstead1 Feb 19899 Jun 20154
Upstream Earl's Barton Lock19 Oct 198925 Oct 20132
Wadenhoe Backchannel21 Sept 200916 Oct 20132
Stanground Back Channel15 Sept 19893 Oct 201312
Upstream Ditchford Lock23 May 198926 Sept 20134
Ringstead Back Channel5 Oct 198913 Sept 20122
Downstream Clifford Hill lock22 Jun 198912 Sept 201212
Downstream Oundle North Road Bridge20 Jul 19895 Sept 201210
Ferry Meadows3 Jul 198417 Aug 201213
Downstream Fotheringhay19 Jun 19843 Aug 201210
Ailsworth BC 117 Jan 201217 Jan 20121
Downstream Irthlinborough27 Jun 198930 Jun 20109
Ailsworth4 Aug 198916 Jun 20109
Barnwell Back Channel11 Jul 19897 Jun 20109
Eaglethorpe Backchannel27 Oct 200927 Oct 20091
Lilford Upstream4 Oct 19898 Oct 20092
Irthlingborough Backchannel18 Sept 200918 Sept 20091
White Mills Back Channel24 Apr 198914 Sept 20093
Ailsworth Upstream of BC weir12 Aug 200912 Aug 20091
Ailsworth Downstream of BC weir12 Aug 200912 Aug 20091
Downstream Wadenhoe Lock9 Oct 198916 Jul 20095
Downstream Hardwater Lock3 May 198915 Jul 20092
Wellingborough Back Channel16 May 19899 Jun 20099
A47 Wansford8 Jul 20088 Jul 20081
Upstream Elton Road Bridge14 Jul 19897 Jul 20082
Stibbington25 Sept 19894 Jul 20083
Upstream Wellingborough17 May 198930 Jun 20088
Yarwell M/C22 Jun 198422 Jun 20067
Ise Brook Cottage6 Feb 198922 Sept 20055
Bedford Gravels8 Aug 198925 Sept 20014
Downstream Harrowden Weir27 Jan 198910 Jul 20014
Burton Latimer6 Feb 19891 Jul 19984
Barford Bridge19 Jan 198910 Jun 19983
Billing Aquadrome8 May 19894 Oct 19952
Upstream White Mills25 May 198910 Sept 19952
Hardwater Back Channel8 Sept 19958 Sept 19951
Downstream White Mills4 Sept 19954 Sept 19951
Upstream Hardwater Lock13 Sept 198924 Aug 19952
Upstream Wollaston Lock24 May 198923 Aug 19952
Ditchford Back Channel6 Sept 198915 Aug 19952
13 Arches18 May 19899 Aug 19952
A45 opposite RPC30 May 19893 Aug 19952
Downstream Upper Ringstead12 Oct 19891 Aug 19952
Stanwick Back Channel21 Jul 199521 Jul 19951
Downstream Stanwick5 Jul 198920 Jul 19952
Thorpe Channel3 Oct 198917 Jul 19952
Lilford Park10 Oct 198910 Jul 19952
Upstream Lower Barnwell Lock26 Jun 199526 Jun 19951
Downstream Cotterstock21 Jul 198921 Jun 19953
Upstream Elton Lock20 Jun 199520 Jun 19951
Upstream Fotheringhay26 Jul 19939 Jun 19952
Wellingborough 21 May 19951 May 19951
Finedon Road Bridge26 Apr 199526 Apr 19951
Upstream Harrowden Weir7 Feb 198924 Apr 19953
Elton Back Channel23 Apr 199523 Apr 19951
Rushton23 Jan 19927 Apr 19952
Wollaston Back Channel5 May 198923 Sept 19932
Denford Mid Channel30 Jun 198915 Jul 19932
A6 Desborough10 Jan 198921 Jan 19922
Woodford No118 Oct 198918 Oct 19891
Aldwincle Channel2 Oct 19892 Oct 19891
Peterborough Embankment14 Sept 198914 Sept 19891
Upstream Milton Ferry1 Aug 19891 Aug 19891
Nassington27 Jul 198927 Jul 19891
Denford Upstream Lock26 Jul 198926 Jul 19891
Cogenhoe25 Jul 198925 Jul 19891
Denford Side Channel3 Jul 19893 Jul 19891
A45 (2)29 Jun 198929 Jun 19891
Wellingborough 122 May 198922 May 19891
River Ise Confluence22 May 198922 May 19891
Wellingborough Embankment12 May 198912 May 19891
Upstream Weston Favell9 May 19899 May 19891
Downstream Rushmills7 Apr 19897 Apr 19891
Rushmills6 Apr 19896 Apr 19891

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

1979–2024

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 8,294 measured fish were spread across different length ranges.

Smallest
3.5 cm
Lower quarter
7 cm
Median
8.5 cm
Upper quarter
10.8 cm
Largest
38.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Nene

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

Roach Pike Gudgeon Chub Dace Common bream

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 →