RiverFish

Stone loach · Barbatula barbatula

Stone loach in the River Ash

Largest measured stone loach: 13.2 cm

The largest stone loach measured in Environment Agency surveys of the River Ash was 13.2 cm, recorded at Watersplace Farm on 29 October 2021.

Across 93 measured stone loach, the median measured length was 9.4 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 Ash.

See stone loach records across England →

Most recent observation18 September 2025Watersplace Farm
Largest measured stone loach
13.2 cm
Median length
9.4 cm
Fish measured
93
Survey locations
7

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
13.2 cm29 Oct 2021Watersplace Farm160894
12.3 cm22 Oct 2021Wareside Fully Quantitative160892
12.2 cm29 Oct 2021Watersplace Farm160894
12.1 cm29 Oct 2021Watersplace Farm160894
12 cm29 Oct 2021Watersplace Farm160894
11.9 cm29 Oct 2021Watersplace Farm160894
11.8 cm29 Oct 2021Watersplace Farm160894
11.8 cm29 Oct 2021Watersplace Farm160894
11.3 cm10 Oct 2003Watersplace Farm77436
11.1 cm29 Oct 2021Watersplace Farm160894

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
Watersplace Farm10 Oct 200318 Sept 202512
Wareside Fully Quantitative30 Sept 201218 Sept 20257
Hollycross Road22 Oct 200719 Sept 20239
Wareside18 Sept 201818 Sept 20181
Easeneye Weir Removal23 Oct 200723 Oct 20071
Upstream Blakeswere Widford29 Jun 200629 Jun 20061
Blakesware Estate13 Oct 200313 Oct 20031

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

2003–2025

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 93 measured fish were spread across different length ranges.

Smallest
3.9 cm
Lower quarter
6.3 cm
Median
9.4 cm
Upper quarter
10.4 cm
Largest
13.2 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Ash

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

Brown / sea trout Bullhead Minnow 3-spined stickleback Brook lamprey 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 →