RiverFish

Stone loach · Barbatula barbatula

Stone loach in the River Glen Downstream Confluence

Largest measured stone loach: 11.4 cm

The largest stone loach measured in Environment Agency surveys of the River Glen Downstream Confluence was 11.4 cm, recorded at Upstream Kates Bridge on 3 September 2024.

Across 20 measured stone loach, the median measured length was 8.1 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 Glen Downstream Confluence.

See stone loach records across England →

Most recent observation28 October 2025Downstream Kates Bridge
Largest measured stone loach
11.4 cm
Median length
8.1 cm
Fish measured
20
Survey locations
3

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
11.4 cm3 Sept 2024Upstream Kates Bridge167151
10.5 cm3 Sept 2024Upstream Kates Bridge167151
10 cm3 Sept 2024Upstream Kates Bridge167151
9.8 cm3 Sept 2024Upstream Kates Bridge167151
9.6 cm3 Sept 2024Upstream Kates Bridge167151
9.4 cm26 Jun 2025Upstream Kates Bridge177171
8.8 cm3 Sept 2024Upstream Kates Bridge167151
8.6 cm3 Sept 2024Upstream Kates Bridge167151
8.4 cm26 Jun 2025Upstream Kates Bridge177171
8.1 cm3 Sept 2024Upstream Kates Bridge167151

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
Downstream Kates Bridge30 May 200228 Oct 20254
Upstream Kates Bridge5 May 201026 Jun 20253
Wilsthorpe11 Mar 199419 Jul 20238

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

1994–2025

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 20 measured fish were spread across different length ranges.

Smallest
5.9 cm
Lower quarter
6.8 cm
Median
8.1 cm
Upper quarter
9.5 cm
Largest
11.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Glen Downstream Confluence

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

Pike European eel Minnow Bullhead Chub Dace

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 →