RiverFish

Motherless minnow / Sunbleak · Leucaspius delineatus

Motherless minnow / Sunbleak in the Main River Yeo

Largest measured motherless minnow / sunbleak: 6 cm

The largest motherless minnow / sunbleak measured in Environment Agency surveys of the Main River Yeo was 6 cm, recorded at Pibsbury Pumping Station (Te) on 4 July 2006.

Across 114 measured motherless minnow / sunbleak, the median measured length was 4.5 cm.

Surveyors recorded weights for 96 motherless minnow / sunbleak. The median was 0 oz (0.001 kg) and the largest recorded weight was 0.1 oz (0.003 kg).

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the Main River Yeo.

See motherless minnow / sunbleak records across England →

Most recent observation21 July 2008Pibsbury Pumping Station (Te) · 7 fish
Largest measured motherless minnow / sunbleak
6 cm
Median length
4.5 cm
Fish measured
114
Survey locations
1

Individual EA measurements

Largest measured motherless minnow / sunbleak

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

LengthSurvey dateSurvey locationSurvey ID
6 cm4 Jul 2006Pibsbury Pumping Station (Te)99911
6 cm10 May 2005Pibsbury Pumping Station (Te)84523
5.9 cm4 Jul 2006Pibsbury Pumping Station (Te)99911
5.7 cm21 Jul 2008Pibsbury Pumping Station (Te)112001
5.7 cm10 May 2005Pibsbury Pumping Station (Te)84523
5.6 cm21 Jul 2008Pibsbury Pumping Station (Te)112001
5.6 cm21 Jul 2008Pibsbury Pumping Station (Te)112001
5.6 cm10 May 2005Pibsbury Pumping Station (Te)84523
5.4 cm21 Jul 2008Pibsbury Pumping Station (Te)112001
5.3 cm21 Jul 2008Pibsbury Pumping Station (Te)112001

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

Explore the river

Where motherless minnow / sunbleak were found

Each point marks a survey location with at least one motherless minnow / sunbleak 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 motherless minnow / sunbleak
Pibsbury Pumping Station (Te)8 Jun 200421 Jul 20085

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

2004–2008

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 114 measured fish were spread across different length ranges.

Smallest
2.2 cm
Lower quarter
4.3 cm
Median
4.5 cm
Upper quarter
4.5 cm
Largest
6 cm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 96 motherless minnow / sunbleak. This is a subset of the measured fish and may not represent the whole population.

Lightest
0 oz (0.001 kg)
Lower quarter
0 oz (0.001 kg)
Median
0 oz (0.001 kg)
Upper quarter
0 oz (0.001 kg)
Heaviest
0.1 oz (0.003 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the Main River Yeo

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

Gudgeon European eel Chub Roach Dace Minnow

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 →