RiverFish

Stone loach · Barbatula barbatula

Stone loach in the River North Delph

Largest measured stone loach: 8.7 cm

The largest stone loach measured in Environment Agency surveys of the River North Delph was 8.7 cm, recorded at Long Wood (North Delph) on 17 April 1985.

Across 10 measured stone loach, the median measured length was 7 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 North Delph.

See stone loach records across England →

Most recent observation17 September 1998Short Ferry P/S (North Delph) · 1 fish
Largest measured stone loach
8.7 cm
Median length
7 cm
Fish measured
10
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.

LengthSurvey dateSurvey locationSurvey ID
8.7 cm17 Apr 1985Long Wood (North Delph)53070
8.2 cm10 Apr 1985Short Ferry P/S (North Delph)53071
8.1 cm17 Sept 1998Short Ferry P/S (North Delph)53436
7.3 cm18 Mar 1988Fiskerton (North Delph)53169
7.1 cm18 Mar 1988Fiskerton (North Delph)53169
7 cm18 Mar 1988Fiskerton (North Delph)53169
6.8 cm18 Mar 1988Fiskerton (North Delph)53169
6.6 cm18 Mar 1988Fiskerton (North Delph)53169
6.5 cm18 Mar 1988Fiskerton (North Delph)53169
4.9 cm16 Mar 1988Short Ferry P/S (North Delph)53171

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
Short Ferry P/S (North Delph)10 Apr 198517 Sept 19983
Fiskerton (North Delph)18 Mar 198818 Mar 19881
Long Wood (North Delph)17 Apr 198517 Apr 19851

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

1985–1998

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 10 measured fish were spread across different length ranges.

Smallest
4.9 cm
Lower quarter
6.7 cm
Median
7.1 cm
Upper quarter
7.9 cm
Largest
8.7 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River North Delph

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

Pike Roach Perch

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 →