RiverFish

Bleak · Alburnus alburnus

Bleak in the River R.Ancholme Subcatchments

Largest measured bleak: 19.1 cm

The largest bleak measured in Environment Agency surveys of the River R.Ancholme Subcatchments was 19.1 cm, recorded at Hibaldstow Bridge on 17 August 1989.

Across 354 measured bleak, the median measured length was 12 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 R.Ancholme Subcatchments.

See bleak records across England →

Most recent observation23 April 2018Snitterby Carrs · 1 fish
Largest measured bleak
19.1 cm
Median length
12 cm
Fish measured
354
Survey locations
17

Individual EA measurements

Largest measured bleak

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

LengthSurvey dateSurvey locationSurvey ID
19.1 cm17 Aug 1989Hibaldstow Bridge57540
17.4 cm17 Aug 1989Hibaldstow Bridge57540
17.1 cm25 Aug 1993Pool End Upstream Sugar Factory57606
16.8 cm24 Aug 1993Broughton Bridge57610
16.7 cm24 Aug 1993Broughton Bridge57610
16.7 cm24 Aug 1993Broughton Bridge57610
16.7 cm11 Aug 1986Worlaby Carrs Farm57515
16.6 cm24 Aug 1993Broughton Bridge57610
16.5 cm28 May 2009Cadney Bridge117280
16.4 cm11 Jul 1989Worlaby Carrs Farm57549

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 surveyedFirst recordedLast recordedVisits finding bleak
Snitterby Carrs23 Jul 198623 Apr 20185
Brandy Wharf28 Jul 19939 Jun 20115
Old River Upstream Brigg25 Jul 198625 May 20114
Brigg Leisure Centre25 Jul 198925 Jun 20106
Cadney Bridge6 Aug 198623 Jun 20107
Castlethorpe Bridge8 Aug 19866 Sept 20053
Worlaby Carrs26 Jul 199626 Jul 19961
Redbourne Hayes No110 Sept 19861 Sept 19932
Land Drain Horkstow26 Aug 199326 Aug 19931
Pool End Upstream Sugar Factory25 Aug 199325 Aug 19931
Broughton Bridge12 Jul 198924 Aug 19932
Redbourne Hayes No23 Aug 19933 Aug 19931
Hibaldstow Bridge24 Jul 198617 Aug 19892
Worlaby Carrs Farm11 Aug 198611 Jul 19892
Horkstow Bridge14 Aug 198614 Aug 19861
Saxby All Saints Bridge13 Aug 198613 Aug 19861
Atterby5 Aug 19865 Aug 19861

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

1986–2018

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 354 measured fish were spread across different length ranges.

Smallest
6 cm
Lower quarter
10 cm
Median
12 cm
Upper quarter
14 cm
Largest
19.1 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River R.Ancholme Subcatchments

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

Pike Perch European eel Roach Silver bream Dace

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 →