RiverFish

Stone loach · Barbatula barbatula

Stone loach in the River Main Bristol Frome

Largest measured stone loach: 11.3 cm

The largest stone loach measured in Environment Agency surveys of the River Main Bristol Frome was 11.3 cm, recorded at Eastville Park (Te) on 15 July 2014.

Across 217 measured stone loach, the median measured length was 8.3 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 Main Bristol Frome.

See stone loach records across England →

Most recent observation4 July 2023Eastville Park (Te)
Largest measured stone loach
11.3 cm
Median length
8.3 cm
Fish measured
217
Survey locations
9

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
11.3 cm15 Jul 2014Eastville Park (Te)141707
11.2 cm5 Aug 2010Nibley (Se-03)123294
11 cm26 May 2016Nibley (Se-03)148100
10.7 cm27 Jul 2021Nibley (Se-03)159998
10.6 cm27 Jul 2021Nibley (Se-03)159998
10.5 cm15 Jul 2014Eastville Park (Te)141707
10.5 cm5 Aug 2010Nibley (Se-03)123294
10.4 cm27 Jul 2021Nibley (Se-03)159998
10.3 cm15 Jul 2014Eastville Park (Te)141707
10.2 cm27 Jul 2021Nibley (Se-03)159998

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
Eastville Park (Te)27 Aug 19984 Jul 202313
Goose Green14 Jun 202314 Jun 20231
Damsons Bridge (Te)25 Apr 200226 Jul 20225
Oldbury Court21 Aug 20075 Jul 20223
Nibley (Se-03)19 Aug 199827 Jul 20215
Meadowmead9 Aug 20129 Aug 20121
Frenchay, Flock Mill (Te)29 May 20033 Aug 20105
Watley's End29 Aug 200729 Aug 20071
Colts Green (Se-03)25 Jun 199825 Jun 19981

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

1998–2023

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 217 measured fish were spread across different length ranges.

Smallest
2.1 cm
Lower quarter
7.5 cm
Median
8.3 cm
Upper quarter
9.2 cm
Largest
11.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Main Bristol Frome

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

Bullhead Gudgeon Brown / sea trout 3-spined stickleback Roach 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 →