RiverFish

Stone loach · Barbatula barbatula

Stone loach in the River Duston Branch

Largest measured stone loach: 11.2 cm

The largest stone loach measured in Environment Agency surveys of the River Duston Branch was 11.2 cm, recorded at Long Buckby STW Upstream on 23 September 2008.

Across 36 measured stone loach, the median measured length was 7.2 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 Duston Branch.

See stone loach records across England →

Most recent observation8 June 2018Nether Heyford
Largest measured stone loach
11.2 cm
Median length
7.2 cm
Fish measured
36
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
11.2 cm23 Sept 2008Long Buckby STW Upstream114772
10.5 cm7 Oct 1998Kislingbury54139
10 cm10 Sept 1992Kislingbury54119
10 cm10 Sept 1992Kislingbury54119
9 cm7 Oct 1998Kislingbury54139
9 cm7 Oct 1998Kislingbury54139
9 cm10 Sept 1992Kislingbury54119
9 cm10 Sept 1992Kislingbury54119
9 cm10 Sept 1992Kislingbury54119
8.5 cm16 Sept 1992Nether Heyford54117

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
Nether Heyford16 Sept 19928 Jun 20183
Kislingbury5 Sept 198914 Oct 20094
Whilton STW Downstream24 Sept 200824 Sept 20081
Long Buckby STW Upstream23 Sept 200823 Sept 20081
Brockhall16 Nov 199525 Jul 20013

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

1989–2018

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 36 measured fish were spread across different length ranges.

Smallest
4 cm
Lower quarter
6 cm
Median
7.3 cm
Upper quarter
8.6 cm
Largest
11.2 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Duston Branch

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

Bullhead Brown / sea trout Pike Perch 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 →