RiverFish

Minnow · Phoxinus phoxinus

Minnow in the River Upper Ouse

Largest measured minnow: 11.3 cm

The largest minnow measured in Environment Agency surveys of the River Upper Ouse was 11.3 cm, recorded at Turvey on 22 August 2023.

Across 1,525 measured minnow, the median measured length was 5.2 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 Upper Ouse.

See minnow records across England →

Most recent observation21 April 2026DS Wolverton Mill · 5 fish
Largest measured minnow
11.3 cm
Median length
5.2 cm
Fish measured
1,525
Survey locations
35

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
11.3 cm22 Aug 2023Turvey163029
9.5 cm22 Aug 2023Turvey163029
8.9 cm10 Oct 2011Oakley128382
8.8 cm16 Apr 1997Passenham28871
8.8 cm4 Apr 1997Water Stratford28863
8.8 cm25 Mar 1997Westbury28862
8.8 cm5 May 1994Westbury28846
8.8 cm24 Mar 1994Water Stratford28847
8.7 cm19 Sept 2018Brackley153522
8.7 cm10 Oct 2011Oakley128382

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
DS Wolverton Mill20 Aug 201321 Apr 20264
Manor Farm Cosgrove3 May 199417 Jun 20256
Westbury21 Jun 19889 Jul 20248
Thornborough Mill4 May 200719 Jun 20248
Buckingham28 Mar 199418 Jun 202415
Water Stratford24 Mar 19945 Jun 20246
Brackley10 Oct 20174 Jun 20243
Kempston Mill26 Oct 199431 Aug 20235
Oakley25 Oct 199430 Aug 202314
Odell18 Oct 199423 Aug 202310
Turvey18 Nov 198822 Aug 202312
Clifton Reynes28 Sept 199416 Aug 202313
Stony Stratford Bypass Channel30 Jun 20168 Oct 20193
Mill Farm Gayhurst2 Aug 198819 Aug 201911
DS Ravenstone Mill1 Sept 201111 Oct 20173
Newport Pagnell15 Nov 19884 Sept 201715
Mill Farm1 Apr 199311 Oct 20167
Mount Mill Farm9 Aug 19885 Aug 201313
Pavenham20 Oct 199417 Aug 20105
Ravenstone Mill30 Oct 19975 Aug 20106
Radwell / Bletsoe19 Nov 19974 Aug 20105
Wolverton Mill25 Apr 199429 Jun 20102
Turweston1 Oct 20081 Oct 20081
DS Passenham Weir19 Apr 199317 Apr 20084
Milton Ernest STW7 Sept 20047 Sept 20041
Falcon Inn Bletsoe6 Sept 20046 Sept 20041
Stoke Mill Sharnbrook3 Sept 20043 Sept 20041
Biddenham29 Nov 198817 Nov 19973
Harrold Country Park17 Oct 199414 Nov 19972
Sherrington27 Sept 199423 Oct 19972
Radclive Mill30 Apr 199730 Apr 19971
US Mill Farm17 Apr 199717 Apr 19971
Passenham16 Apr 199716 Apr 19971
Old Mill House Buckingham29 Mar 199414 Apr 19972
Milton Ernest22 Nov 198819 Oct 19942

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

1988–2026

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 1,525 measured fish were spread across different length ranges.

Smallest
2 cm
Lower quarter
4.6 cm
Median
5.2 cm
Upper quarter
5.8 cm
Largest
11.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Upper Ouse

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

Pike Perch Dace Roach Chub Gudgeon

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 →