RiverFish

Minnow · Phoxinus phoxinus

Minnow in the River Main Ottery

Largest measured minnow: 9.4 cm

The largest minnow measured in Environment Agency surveys of the River Main Ottery was 9.4 cm, recorded at Downstream Trengune Br on 4 July 2013.

Across 811 measured minnow, the median measured length was 4.7 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 Main Ottery.

See minnow records across England →

Most recent observation8 July 2026Penrose · 12 fish
Largest measured minnow
9.4 cm
Median length
4.7 cm
Fish measured
811
Survey locations
15

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
9.4 cm4 Jul 2013Downstream Trengune Br136999
9 cm13 Jul 2017Downstream Trengune Br150856
9 cm4 Jul 2013Downstream Trengune Br136999
9 cm28 Jul 2009Downstream Trengune Br118220
8.9 cm16 Aug 2023High Wires164027
8.7 cm4 Jul 2013Downstream Trengune Br136999
8.5 cm4 Jul 2013Downstream Trengune Br136999
8.4 cm13 Jul 2017Downstream Trengune Br150856
8.3 cm21 Jun 2012Downstream Trengune Br131623
8.3 cm21 Jun 2012Downstream Trengune Br131623

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
Penrose31 Jul 19848 Jul 202612
Downstream Trengune Br19 Jul 200728 Jul 202512
Yeolmbridge Green2 Oct 20232 Oct 20231
High Wires1 Aug 198416 Aug 20237
Upstream Hellescott11 Aug 202311 Aug 20231
Trengune Dip30 Jun 202330 Jun 20231
Yeolm Bridge30 Jul 198413 Oct 20218
Hellescott3 Aug 198420 Jul 20215
Downstream Yeolm Bridge10 Sept 201510 Sept 20151
Penheale31 Jul 198430 Jun 20119
Trengune2 Aug 198428 Jul 20057
Werrington Park30 Jul 19841 Jul 20033
Canworthy Water2 Aug 198417 Sept 20014
Braywood Farm1 Aug 198430 Aug 19963
Trevillian7 Jul 199324 Jul 19962

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

1984–2026

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 811 measured fish were spread across different length ranges.

Smallest
1.4 cm
Lower quarter
3.4 cm
Median
4.7 cm
Upper quarter
5.6 cm
Largest
9.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Main Ottery

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

Atlantic salmon Brown / sea trout Bullhead Stone loach European eel Brook lamprey

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 →