RiverFish

Minnow · Phoxinus phoxinus

Minnow in the River Gwash

Largest measured minnow: 9.5 cm

The largest minnow measured in Environment Agency surveys of the River Gwash was 9.5 cm, recorded at Upstream White Post Bridge on 16 April 2003.

Across 17 measured minnow, 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 Gwash.

See minnow records across England →

Most recent observation17 August 2023Foundry Road
Largest measured minnow
9.5 cm
Median length
7 cm
Fish measured
17
Survey locations
5

Individual EA measurements

Largest measured minnow

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

LengthSurvey dateSurvey locationSurvey ID
9.5 cm16 Apr 2003Upstream White Post Bridge75850
7.5 cm16 Mar 1990Church bridge - u/s Empingham54497
7.5 cm16 Mar 1990Church bridge - u/s Empingham54497
7.5 cm16 Mar 1990Church bridge - u/s Empingham54497
7 cm16 Apr 2003Upstream White Post Bridge75850
7 cm16 Mar 1990Church bridge - u/s Empingham54497
7 cm16 Mar 1990Church bridge - u/s Empingham54497
7 cm16 Mar 1990Church bridge - u/s Empingham54497
7 cm16 Mar 1990Church bridge - u/s Empingham54497
7 cm16 Mar 1990Church bridge - u/s Empingham54497

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where minnow were found

Each point marks a survey location with at least one minnow 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 minnow
Foundry Road5 Jun 201417 Aug 20235
Upstream White Post Bridge16 Apr 200329 Sept 20169
Church bridge - u/s Empingham16 Mar 199019 Jun 20152
Belmesthorpe Meadow10 May 20123 Jun 20154
Upstream Ryhall STW - Flow project Site14 May 201514 May 20151

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

1990–2023

Survey records by year

Each bar shows how many survey visits recorded minnow that year.

Fish measured by surveyors

Measured length distribution

See how the 17 measured fish were spread across different length ranges.

Smallest
5.5 cm
Lower quarter
6.5 cm
Median
7 cm
Upper quarter
7 cm
Largest
9.5 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Gwash

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

Brown / sea trout European eel Bullhead Grayling Dace Roach

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 →