RiverFish

Stone loach · Barbatula barbatula

Stone loach in the Colne Water

Largest measured stone loach: 10.1 cm

The largest stone loach measured in Environment Agency surveys of the Colne Water was 10.1 cm, recorded at Downstream North Valley Road Brook on 15 October 2007.

Across 50 measured stone loach, the median measured length was 7.8 cm.

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

See stone loach records across England →

Most recent observation3 July 2023Greenfield Road
Largest measured stone loach
10.1 cm
Median length
7.8 cm
Fish measured
50
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
10.1 cm15 Oct 2007Downstream North Valley Road Brook108874
9.5 cm15 Oct 2007Downstream North Valley Road Brook108874
9.2 cm15 Oct 2007Downstream North Valley Road Brook108874
9 cm15 Oct 2007Downstream North Valley Road Brook108874
9 cm15 Oct 2007Downstream North Valley Road Brook108874
9 cm15 Oct 2007Downstream North Valley Road Brook108874
8.9 cm15 Oct 2007Downstream North Valley Road Brook108874
8.8 cm15 Oct 2007Downstream North Valley Road Brook108874
8.6 cm15 Oct 2007Downstream North Valley Road Brook108874
8.6 cm15 Oct 2007Downstream North Valley Road Brook108874

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
Greenfield Road13 Jul 20103 Jul 20234
Downstream M65 ptc Pendle Water30 Jun 199316 Aug 20177
PTC Trawden Brook27 Sept 201627 Sept 20161
Cotton Tree Lane10 Aug 199922 Sept 20152
Laneshaw bridge29 Sept 199824 Jun 20134
Downstream North Valley Road Brook15 Oct 200710 Sept 20122
Confluence Church Clough Brook7 Jul 199310 Aug 19992

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

1993–2023

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 50 measured fish were spread across different length ranges.

Smallest
4.6 cm
Lower quarter
7.1 cm
Median
7.8 cm
Upper quarter
8.2 cm
Largest
10.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Colne Water

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

Brown / sea trout Bullhead Minnow 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 →