RiverFish

Roach · Rutilus rutilus

Roach in the River Dane

Largest measured roach: 27.4 cm

The largest roach measured in Environment Agency surveys of the River Dane was 27.4 cm, recorded at Dada37 on 3 August 2004.

Across 1,175 measured roach, the median measured length was 9.9 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 Dane.

See roach records across England →

Most recent observation18 May 2023Dada55 · 1 fish
Largest measured roach
27.4 cm
Median length
9.9 cm
Fish measured
1,175
Survey locations
14

Individual EA measurements

Largest measured roach

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

LengthSurvey dateSurvey locationSurvey ID
27.4 cm3 Aug 2004Dada3782699
27.2 cm13 Jun 2006Dada3799685
26.7 cm15 Jul 1997Da1056444
26.5 cm15 Jul 1997Da1056444
26.5 cm15 Jul 1997Da1056444
26.4 cm23 Jul 1997Da1756453
26.2 cm15 Jul 1997Da1056444
26 cm3 Aug 2004Dada3782699
25.6 cm15 Jul 1997Da1056444
25.2 cm1 Jul 2008Dada37113529

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

Explore the river

Where roach were found

Each point marks a survey location with at least one roach 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 roach
Dada559 Sept 200318 May 20237
Dada4415 Jun 200625 May 20102
Dada509 Sept 200322 Jul 20082
Dada373 Aug 20041 Jul 20084
Dada458 Sept 200313 Jul 20042
Dada3524 Jul 200127 Aug 20032
Da1830 Sept 199730 Sept 19971
Da1723 Jul 199723 Jul 19971
Da1623 Jul 199723 Jul 19971
Da1423 Jul 199723 Jul 19971
Da1323 Jul 199723 Jul 19971
Da1115 Jul 199715 Jul 19971
Da1015 Jul 199715 Jul 19971
Da197 Jul 19977 Jul 19971

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

1997–2023

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 1,175 measured fish were spread across different length ranges.

Smallest
3.5 cm
Lower quarter
8.4 cm
Median
9.9 cm
Upper quarter
12.2 cm
Largest
27.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Dane

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

Bullhead Dace Stone loach Brown / sea trout Gudgeon Chub

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 →