Stone loach · Barbatula barbatula

Stone loach in the River Wheelock

Largest measured stone loach: 12.4 cm

The largest stone loach measured in Environment Agency surveys of the River Wheelock was 12.4 cm, recorded at Dawh20 on 15 June 2004.

Across 109 measured stone loach, the median measured length was 9.2 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 Wheelock.

See stone loach records across England →

Most recent observation23 May 2014Dawh10

Largest measured stone loach: 12.4 cm
Median length: 9.2 cm
Fish measured: 109
Survey locations: 5

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
12.4 cm	15 Jun 2004	Dawh20	80208
11.9 cm	15 Jun 2004	Dawh20	80208
11.6 cm	15 Jun 2004	Dawh20	80208
11.6 cm	3 Jun 2003	Dawh20	76071
11.5 cm	3 Jun 2003	Dawh20	76071
11.4 cm	3 Jun 2003	Dawh20	76071
11.3 cm	3 Jun 2003	Dawh20	76071
11.3 cm	3 Jun 2003	Dawh20	76071
11.2 cm	3 Jun 2003	Dawh20	76071
11.1 cm	15 Jun 2004	Dawh20	80208

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
Dawh20	16 Jul 2001	23 May 2014	7
Dawh10	23 May 2014	23 May 2014	1
Dawh15	5 Jul 2006	5 Jul 2006	1
Dawh25	10 Jul 2001	21 Jul 2005	4
Wh05	21 Jul 1997	21 Jul 1997	1

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

1997–2014

Survey records by year

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

197

098

099

000

201

202

103

204

205

206

007

008

009

010

011

012

013

214

Fish measured by surveyors

Measured length distribution

See how the 109 measured fish were spread across different length ranges.

Smallest: 3.1 cm
Lower quarter: 8.3 cm
Median: 9.2 cm
Upper quarter: 9.8 cm
Largest: 12.4 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Wheelock

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

Gudgeon Roach 3-spined stickleback Chub Bullhead 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 →