RiverFish

Stone loach · Barbatula barbatula

Stone loach in the River Stort

Largest measured stone loach: 9.8 cm

The largest stone loach measured in Environment Agency surveys of the River Stort was 9.8 cm, recorded at Grange Paddocks on 29 August 2008.

Across 14 measured stone loach, the median measured length was 7.5 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 Stort.

See stone loach records across England →

Most recent observation19 August 2025Grange Paddocks
Largest measured stone loach
9.8 cm
Median length
7.5 cm
Fish measured
14
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.

LengthSurvey dateSurvey locationSurvey ID
9.8 cm29 Aug 2008Grange Paddocks113588
8.5 cm29 Aug 2008Grange Paddocks113588
8.4 cm29 Aug 2008Grange Paddocks113588
8 cm29 Aug 2008Grange Paddocks113588
8 cm23 Sept 2004Grange Paddocks82618
7.8 cm8 Oct 2004Briggens Park82726
7.6 cm29 Aug 2008Grange Paddocks113588
7.4 cm29 Aug 2008Grange Paddocks113588
6.9 cm29 Aug 2008Grange Paddocks113588
6.7 cm29 Aug 2008Grange Paddocks113588

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
Grange Paddocks23 Sept 200419 Aug 20257
Briggens Park15 Oct 200323 Aug 20174
Tednambury Mill (Little Hallingbury Mill)28 Aug 201220 Aug 20154
Sawbridgeworth Loop29 Apr 200929 Apr 20091
Roydon Loop27 Apr 200927 Apr 20091

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

2003–2025

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 14 measured fish were spread across different length ranges.

Smallest
3.5 cm
Lower quarter
4.8 cm
Median
7.5 cm
Upper quarter
8 cm
Largest
9.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Stort

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

Dace Chub Bullhead Pike Roach Minnow

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 →