Bleak · Alburnus alburnus

Bleak in the Holy Brook

Largest measured bleak: 13.6 cm

The largest bleak measured in Environment Agency surveys of the Holy Brook was 13.6 cm, recorded at South Cote on 28 September 2004.

Across 34 measured bleak, the median measured length was 7.2 cm.

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

See bleak records across England →

Most recent observation13 October 2014Upstream Calcot mill · 3 fish

Largest measured bleak: 13.6 cm
Median length: 7.2 cm
Fish measured: 34
Survey locations: 3

Individual EA measurements

Largest measured bleak

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
13.6 cm	28 Sept 2004	South Cote	82547
12.5 cm	28 Sept 2004	South Cote	82547
12.1 cm	13 Oct 2014	Upstream Calcot mill	143491
11.2 cm	28 Sept 2004	South Cote	82547
10.8 cm	5 Oct 2004	Calcot country park.	82688
9.7 cm	28 Sept 2004	South Cote	82547
9.3 cm	5 Oct 2004	Calcot country park.	82688
9.2 cm	28 Sept 2004	South Cote	82547
9 cm	28 Sept 2004	South Cote	82547
8.6 cm	28 Sept 2004	South Cote	82547

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

Explore the river

Where bleak were found

Each point marks a survey location with at least one bleak 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 bleak
Upstream Calcot mill	13 Oct 2014	13 Oct 2014	1
Calcot country park.	5 Oct 2004	5 Oct 2004	1
South Cote	28 Sept 2004	28 Sept 2004	1

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

2004–2014

Survey records by year

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

204

005

006

007

008

009

010

011

012

013

114

Fish measured by surveyors

Measured length distribution

See how the 34 measured fish were spread across different length ranges.

Smallest: 5.4 cm
Lower quarter: 6.7 cm
Median: 7.2 cm
Upper quarter: 8.9 cm
Largest: 13.6 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Holy Brook

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

Perch Roach Dace Pike

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 →