RiverFish

Stone loach · Barbatula barbatula

Stone loach in the River Roding

Largest measured stone loach: 11.8 cm

The largest stone loach measured in Environment Agency surveys of the River Roding was 11.8 cm, recorded at Ilford Golf Course on 20 September 2002.

Across 554 measured stone loach, the median measured length was 7.1 cm.

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

See stone loach records across England →

Most recent observation23 April 2026Abridge Village Hall
Largest measured stone loach
11.8 cm
Median length
7.1 cm
Fish measured
554
Survey locations
19

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
11.8 cm20 Sept 2002Ilford Golf Course73179
11 cm20 Sept 2002Ilford Golf Course73179
10.9 cm2 Aug 2005Crowther Nurseries85312
10.8 cm10 Sept 2021Nether Street160886
10.5 cm6 Sept 2002Loughton72511
10 cm23 Aug 2005Ilford Golf Course85858
10 cm4 Nov 2004Luxborough Lane83074
10 cm4 Nov 2004Luxborough Lane83074
10 cm2 Oct 2002Mount Loops72518
10 cm2 Oct 2002Mount Loops72518

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
Abridge Village Hall16 Apr 201523 Apr 20262
Maynards30 Sept 202530 Sept 20251
Littlebury Mill4 Sept 200222 Oct 20247
Waples Mill12 Sept 200215 Aug 20244
Roding Valley Nature Reserve25 Sept 20028 Aug 202410
Ilford Golf Course7 Jun 199223 Jul 202412
Crowther Nurseries3 May 19922 Jul 202411
Great Canfield brown trout investigation12 Jun 202412 Jun 20241
Gang Bridge25 Mar 199015 Oct 20213
Nether Street22 Aug 200310 Sept 20215
Luxborough Lane12 May 19928 Sept 20166
Redbridge17 Sept 200217 Aug 20065
Wanstead Park24 May 19928 Nov 20054
Great Canfield14 Aug 200329 Jul 20053
Aythorpe Roding11 Mar 199311 Aug 20044
Mount Loops7 Mar 199314 Aug 20033
Abridge21 Apr 19928 Aug 20032
Loughton6 Sept 20026 Sept 20021
Piggotts Farm M11 section6 May 19926 May 19921

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

1990–2026

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 554 measured fish were spread across different length ranges.

Smallest
2.2 cm
Lower quarter
5.9 cm
Median
7.1 cm
Upper quarter
8 cm
Largest
11.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Roding

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

Roach Dace Minnow Gudgeon Pike Chub

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 →