Stone loach · Barbatula barbatula

Stone loach in the Belstead Brook

Largest measured stone loach: 12.2 cm

The largest stone loach measured in Environment Agency surveys of the Belstead Brook was 12.2 cm, recorded at Alder Carr on 15 March 2016.

Across 269 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 Belstead Brook.

See stone loach records across England →

Most recent observation15 March 2016Alder Carr · 7 fish

Largest measured stone loach: 12.2 cm
Median length: 8.1 cm
Fish measured: 269
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.

Length	Survey date	Survey location	Survey ID
12.2 cm	15 Mar 2016	Alder Carr	147917
12 cm	18 Mar 1994	Belstead House	4149
11.7 cm	20 May 2004	Belstead House	84175
11.7 cm	21 Mar 1994	Alder Carr	4148
11.7 cm	17 Mar 1994	Water Works Bend (Belstead Brook)	4150
11.6 cm	20 May 2004	Belstead House	84175
11.6 cm	21 Mar 1994	Alder Carr	4148
11.4 cm	21 Mar 1994	Alder Carr	4148
11.3 cm	20 May 2004	Belstead House	84175
11.2 cm	21 May 2010	Belstead House	121731

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
Alder Carr	21 Mar 1994	15 Mar 2016	5
Belstead House	29 Mar 1989	21 May 2010	4
Water Works Bend (Belstead Brook)	28 Mar 1989	17 Mar 1994	2

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

1989–2016

Survey records by year

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

289

090

091

092

093

394

095

196

097

098

099

000

001

002

003

204

005

006

007

008

009

210

011

012

013

014

015

116

Fish measured by surveyors

Measured length distribution

See how the 269 measured fish were spread across different length ranges.

Smallest: 3.7 cm
Lower quarter: 6.3 cm
Median: 8.1 cm
Upper quarter: 9.7 cm
Largest: 12.2 cm

0–99 mm

208

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Belstead Brook

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

Brown / sea trout European eel 3-spined stickleback

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 →