RiverFish

Stone loach · Barbatula barbatula

Stone loach in the Watton Beck

Largest measured stone loach: 9.3 cm

The largest stone loach measured in Environment Agency surveys of the Watton Beck was 9.3 cm, recorded at Bridge House Farm on 11 October 2004.

Across 55 measured stone loach, the median measured length was 5.5 cm.

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

See stone loach records across England →

Most recent observation13 October 2022Bridge House Farm
Largest measured stone loach
9.3 cm
Median length
5.5 cm
Fish measured
55
Survey locations
2

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
9.3 cm11 Oct 2004Bridge House Farm83615
9 cm6 Oct 2005Confluence with the River Hull87785
8.9 cm6 Oct 2005Confluence with the River Hull87785
8.8 cm9 Jun 2011Bridge House Farm127069
8.8 cm9 Jun 2011Bridge House Farm127069
8.7 cm11 Oct 2004Bridge House Farm83615
8.2 cm6 Oct 2005Confluence with the River Hull87785
7.7 cm11 Oct 2004Bridge House Farm83615
7.4 cm11 Oct 2004Bridge House Farm83615
7.2 cm9 Jun 2011Bridge House Farm127069

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
Bridge House Farm11 Oct 200413 Oct 20224
Confluence with the River Hull6 Oct 20056 Oct 20051

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

2004–2022

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 55 measured fish were spread across different length ranges.

Smallest
3.3 cm
Lower quarter
4.8 cm
Median
5.5 cm
Upper quarter
6.3 cm
Largest
9.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Watton Beck

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

3-spined stickleback Brown / sea trout Bullhead European eel Perch Roach

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 →