Minnow · Phoxinus phoxinus

Minnow in the River Cam

Largest measured minnow: 9.5 cm

The largest minnow measured in Environment Agency surveys of the River Cam was 9.5 cm, recorded at Bridgehampton on 20 July 2010.

Across 161 measured minnow, the median measured length was 6.2 cm.

Surveyors recorded weights for 80 minnow. The median was 0.1 oz (0.004 kg) and the largest recorded weight was 0.3 oz (0.008 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 Cam.

See minnow records across England →

Most recent observation18 July 2024Bridgehampton

Largest measured minnow: 9.5 cm
Median length: 6.2 cm
Fish measured: 161
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
9.5 cm	20 Jul 2010	Bridgehampton	123033
9.1 cm	20 Jul 2010	Bridgehampton	123033
8.5 cm	20 Jul 2010	Bridgehampton	123033
8.4 cm	20 Jul 2010	Bridgehampton	123033
8.4 cm	28 Sept 1993	Bridgehampton	79904
8.3 cm	18 Jul 2013	Bridgehampton	137470
8.2 cm	18 Jul 2013	Bridgehampton	137470
8.1 cm	20 Jul 2010	Bridgehampton	123033
8.1 cm	20 Jul 2010	Bridgehampton	123033
8 cm	28 Sept 1993	Bridgehampton	79904

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
Bridgehampton	28 Sept 1993	18 Jul 2024	5
Wales Bridge, Wales	15 Mar 1994	15 Mar 1994	1
Frog Lane, West Camel	29 Sept 1993	29 Sept 1993	1

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

1993–2024

Survey records by year

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

293

194

095

096

097

098

099

000

001

002

003

004

005

006

007

008

009

110

011

012

113

014

015

016

017

018

119

020

021

022

023

124

Fish measured by surveyors

Measured length distribution

See how the 161 measured fish were spread across different length ranges.

Smallest: 1.7 cm
Lower quarter: 5.5 cm
Median: 6.2 cm
Upper quarter: 6.9 cm
Largest: 9.5 cm

0–99 mm

161

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 80 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 (0.003 kg)
Median: 0.1 oz (0.004 kg)
Upper quarter: 0.2 oz (0.005 kg)
Heaviest: 0.3 oz (0.008 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 Cam

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

European eel Chub 3-spined stickleback Stone loach Dace Brown / sea trout

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 →