Minnow · Phoxinus phoxinus

Minnow in the River Cockhaise

Largest measured minnow: 10.9 cm

The largest minnow measured in Environment Agency surveys of the River Cockhaise was 10.9 cm, recorded at Holywell Pumping Station on 1 August 2003.

Across 52 measured minnow, the median measured length was 6 cm.

Surveyors recorded weights for 37 minnow. The median was 0.1 oz (0.004 kg) and the largest recorded weight was 0.5 oz (0.015 kg).

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

See minnow records across England →

Most recent observation31 July 2024Wildboar Bridge

Largest measured minnow: 10.9 cm
Median length: 6 cm
Fish measured: 52
Survey locations: 3

Individual EA measurements

Largest measured minnow

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

Length	Survey date	Survey location	Survey ID
10.9 cm	1 Aug 2003	Holywell Pumping Station	76918
9.3 cm	26 Aug 2003	Wildboar Bridge	76916
8.5 cm	26 Aug 2003	Wildboar Bridge	76916
8.2 cm	26 Aug 2003	Wildboar Bridge	76916
8.1 cm	1 Aug 2003	Holywell Pumping Station	76918
8 cm	26 Jun 2001	Wildboar Bridge	51877
7.9 cm	26 Aug 2003	Wildboar Bridge	76916
7.9 cm	26 Aug 2003	Wildboar Bridge	76916
7.8 cm	26 Aug 2003	Wildboar Bridge	76916
7.4 cm	26 Aug 2003	Wildboar Bridge	76916

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 surveyed	First recorded	Last recorded	Visits finding minnow
Wildboar Bridge	26 Jun 2001	31 Jul 2024	9
Upstream Cinder Hill Trout Fishery	13 May 2014	13 May 2014	1
Holywell Pumping Station	1 Aug 2003	1 Aug 2003	1

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

2001–2024

Survey records by year

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

101

002

203

004

005

006

007

008

109

010

111

012

113

114

115

016

117

018

019

020

021

022

123

124

Fish measured by surveyors

Measured length distribution

See how the 52 measured fish were spread across different length ranges.

Smallest: 3 cm
Lower quarter: 5.3 cm
Median: 6 cm
Upper quarter: 7 cm
Largest: 10.9 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 37 minnow. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0 oz (0.001 kg)
Lower quarter: 0.1 oz (0.002 kg)
Median: 0.1 oz (0.004 kg)
Upper quarter: 0.2 oz (0.005 kg)
Heaviest: 0.5 oz (0.015 kg)

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

More fish in this river

Explore the River Cockhaise

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

Brown / sea trout Perch European eel Bullhead Gudgeon Chub

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 →