RiverFish

Stone loach · Barbatula barbatula

Stone loach in the Cod Beck

Largest measured stone loach: 14.5 cm

The largest stone loach measured in Environment Agency surveys of the Cod Beck was 14.5 cm, recorded at Sutton Beck at Sutton Hall on 17 June 2010.

Across 82 measured stone loach, the median measured length was 7.6 cm.

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

See stone loach records across England →

Most recent observation29 September 2022Sutton Beck at Sutton Hall · 2 fish
Largest measured stone loach
14.5 cm
Median length
7.6 cm
Fish measured
82
Survey locations
13

Individual EA measurements

Largest measured stone loach

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

LengthSurvey dateSurvey locationSurvey ID
14.5 cm17 Jun 2010Sutton Beck at Sutton Hall122937
13.2 cm17 Jun 2010Sutton Beck at Sutton Hall122937
12.1 cm17 Jun 2010Sutton Beck at Sutton Hall122937
12 cm29 Sept 2022Sutton Beck at Sutton Hall161528
11.5 cm29 Sept 2022Sutton Beck at Sutton Hall161528
10 cm15 Sept 2022Thirkleby Beck at Thirkleby161430
10 cm23 Aug 2016Spital Beck149113
9.7 cm28 Sept 2022Cod Beck nr Sowerby (Worlds end Bridge)161533
9.7 cm23 Aug 2016Cod Beck nr Sowerby (Worlds end Bridge)149116
9.6 cm23 Aug 2016Cod Beck nr Sowerby (Worlds end Bridge)149116

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

Explore the river

Where stone loach were found

Each point marks a survey location with at least one stone loach 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 stone loach
Sutton Beck at Sutton Hall17 Jun 201029 Sept 20223
Cod Beck nr Sowerby (Worlds end Bridge)31 May 200528 Sept 20223
Thirkleby at A1910 Jun 201015 Sept 20223
Thirkleby Beck at Thirkleby31 May 200515 Sept 20223
Spital Beck23 Aug 201623 Aug 20161
Cod Beck at Dalton25 Jul 20058 Jul 20162
Cod Beck at watersplash nr Thimbleby Hall11 Jun 201011 Jun 20101
Dalton Beck at Dalton10 Jun 201010 Jun 20101
Broad Beck nr Borrowby1 Jun 200510 Jun 20103
Oakdale Beck at Thimbleby Hall1 Jun 20051 Jun 20051
Cod Beck at Thornton le Beans1 Jun 20051 Jun 20051
Willow Beck at Dalton31 May 200531 May 20051
Isle Beck at Bruce House31 May 200531 May 20051

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

2005–2022

Survey records by year

Each bar shows how many survey visits recorded stone loach that year.

Fish measured by surveyors

Measured length distribution

See how the 82 measured fish were spread across different length ranges.

Smallest
2.5 cm
Lower quarter
5 cm
Median
7.6 cm
Upper quarter
8.5 cm
Largest
14.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Cod Beck

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

Brown / sea trout Bullhead Minnow Grayling Dace European eel

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 →