Stone loach · Barbatula barbatula

Stone loach in the Eel Survey

Largest measured stone loach: 12.1 cm

The largest stone loach measured in Environment Agency surveys of the Eel Survey was 12.1 cm, recorded at Stanton Drew on 21 August 2012.

Across 132 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 Eel Survey.

See stone loach records across England →

Most recent observation29 August 2013Bathpool · 67 fish

Largest measured stone loach: 12.1 cm
Median length: 8.1 cm
Fish measured: 132
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.

Length	Survey date	Survey location	Survey ID
12.1 cm	21 Aug 2012	Stanton Drew	133063
11.7 cm	27 Jul 2011	Bathpool	127310
11.1 cm	5 Sept 2012	Noddy's House	133268
10.5 cm	4 Jul 2013	Riverside Farm	139742
10.5 cm	4 Jul 2013	Riverside Farm	139742
10.3 cm	4 Jul 2013	Riverside Farm	139742
10.2 cm	27 Jul 2011	Bathpool	127310
9.9 cm	5 Sept 2012	Noddy's House	133268
9.8 cm	4 Jul 2013	Riverside Farm	139742
9.7 cm	4 Jul 2013	Riverside Farm	139742

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 surveyed	First recorded	Last recorded	Visits finding stone loach
Bathpool	1 Sept 2009	29 Aug 2013	3
Ashford Farm	20 Aug 2009	25 Jul 2013	2
Bow Bridge	29 Jun 2009	16 Jul 2013	3
Riverside Farm	16 Jun 2009	4 Jul 2013	2
Eastville Park	15 Sept 2009	3 Jul 2013	3
Noddy's House	9 Sept 2009	5 Sept 2012	2
Stanton Drew	8 Sept 2009	21 Aug 2012	2

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

2009–2013

Survey records by year

Each bar shows how many survey visits recorded stone loach that year.

709

010

211

312

513

Fish measured by surveyors

Measured length distribution

See how the 132 measured fish were spread across different length ranges.

Smallest: 3.7 cm
Lower quarter: 7.2 cm
Median: 8.1 cm
Upper quarter: 9 cm
Largest: 12.1 cm

0–99 mm

125

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Eel Survey

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

European eel Roach Gudgeon Bullhead Perch Brown / sea trout

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 →