RiverFish

Bleak · Alburnus alburnus

Bleak in the River Temple - Marlow

Largest measured bleak: 19 cm

The largest bleak measured in Environment Agency surveys of the River Temple - Marlow was 19 cm, recorded at Temple Weir Pool on 9 September 2002.

Across 1,795 measured bleak, the median measured length was 8 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 Temple - Marlow.

See bleak records across England →

Most recent observation27 July 2025Temple Main · 98 fish
Largest measured bleak
19 cm
Median length
8 cm
Fish measured
1,795
Survey locations
2

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 cm9 Sept 2002Temple Weir Pool68545
15.4 cm1 Sept 2008Temple Main114226
15 cm3 Sept 2007Temple Main106679
14.7 cm31 Aug 2005Temple Main86328
14.1 cm1 Sept 2008Temple Main114226
13.9 cm2 Sept 2013Temple Main138874
13.7 cm1 Sept 2008Temple Main114226
13.5 cm4 Sept 2006Temple Main101376
13.5 cm1 Sept 2000Temple Main121554
13.5 cm1 Sept 2000Temple Main121554

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
Temple Main1 Sept 199527 Jul 202525
Temple Weir Pool1 Sept 19951 Sept 20085

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

1995–2025

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 1,795 measured fish were spread across different length ranges.

Smallest
3.4 cm
Lower quarter
7 cm
Median
8 cm
Upper quarter
9 cm
Largest
19 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Temple - Marlow

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

Pike Roach European eel Dace Chub Perch

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 →