RiverFish

Minnow · Phoxinus phoxinus

Minnow in the River Witham

Largest measured minnow: 10.1 cm

The largest minnow measured in Environment Agency surveys of the River Witham was 10.1 cm, recorded at Upstream Foston Ford on 2 April 2007.

Across 1,953 measured minnow, the median measured length was 6.2 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 Witham.

See minnow records across England →

Most recent observation13 November 2025Queen Elizabeth Park
Largest measured minnow
10.1 cm
Median length
6.2 cm
Fish measured
1,953
Survey locations
17

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
10.1 cm2 Apr 2007Upstream Foston Ford105076
10.1 cm22 Apr 2005Sleeper Bridge (Witham)84493
9.7 cm23 Apr 2004Sleeper Bridge (Witham)79725
9.6 cm26 Sept 1985Upstream Syston Weir52993
9.3 cm16 Sept 2010Upstream Syston Weir124320
9.2 cm22 Apr 2005Sleeper Bridge (Witham)84493
9.2 cm19 Apr 1994Sleeper Bridge (Witham)53256
9.1 cm24 Apr 2012North Witham131144
9.1 cm12 Sept 1985Queen Elizabeth Park52991
9 cm20 Apr 1994Marston Bridge53257

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
Wyndom Park13 Nov 202513 Nov 20251
Queen Elizabeth Park12 Sept 198513 Nov 20254
Belton Park - DS Habitat Site12 Nov 202512 Nov 20251
Marston Bridge16 Sept 19855 Nov 202512
Upstream Syston Weir26 Sept 198524 Aug 20237
Haddington Bridge4 Sept 200823 Aug 20236
Sleeper Bridge (Witham)6 Sept 198522 Aug 202314
Great Ponton7 Sept 20177 Sept 20171
Upstream Beckingham Bridge18 Jun 20033 May 201711
Claypole Bridge9 Sept 19972 May 201713
Upstream Foston Ford8 May 200225 Apr 201712
Belton Park9 Sept 20169 Sept 20161
North Witham18 Jun 199124 Apr 20124
Upstream Elinors Weir23 Sept 198519 Sept 20112
Hougham Mill29 Aug 19852 Sept 20112
A607 Road Bridge28 Aug 198523 Apr 20046
Barkston Bridge25 Sept 19857 Mar 19882

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

1985–2025

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 1,953 measured fish were spread across different length ranges.

Smallest
2.2 cm
Lower quarter
5.7 cm
Median
6.2 cm
Upper quarter
6.8 cm
Largest
10.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Witham

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

Dace Roach Gudgeon European eel Perch Pike

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 →