RiverFish

Tench · Tinca tinca

Tench in the River Marlow - Cookham

Largest measured tench: 48.4 cm

The largest tench measured in Environment Agency surveys of the River Marlow - Cookham was 48.4 cm, recorded at Marlow - Cookham Upper Main Channel on 7 September 2015.

Across 12 measured tench, the median measured length was 37.2 cm.

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

See tench records across England →

Most recent observation12 September 2019Marlow - Cookham Upper Main Channel · 4 fish
Largest measured tench
48.4 cm
Median length
37.2 cm
Fish measured
12
Survey locations
1

Individual EA measurements

Largest measured tench

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

LengthSurvey dateSurvey locationSurvey ID
48.4 cm7 Sept 2015Marlow - Cookham Upper Main Channel146402
47.5 cm3 Sept 2007Marlow - Cookham Upper Main Channel106680
47.5 cm1 Sept 2000Marlow - Cookham Upper Main Channel121556
46.5 cm1 Sept 2008Marlow - Cookham Upper Main Channel114247
44 cm1 Sept 2008Marlow - Cookham Upper Main Channel114247
42.6 cm3 Sept 2007Marlow - Cookham Upper Main Channel106680
31.8 cm7 Sept 2015Marlow - Cookham Upper Main Channel146402
25.5 cm3 Sept 2018Marlow - Cookham Upper Main Channel153313
22.1 cm12 Sept 2019Marlow - Cookham Upper Main Channel155688
21.7 cm12 Sept 2019Marlow - Cookham Upper Main Channel155688

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

Explore the river

Where tench were found

Each point marks a survey location with at least one tench 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 tench
Marlow - Cookham Upper Main Channel1 Sept 200012 Sept 20197

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

2000–2019

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 12 measured fish were spread across different length ranges.

Smallest
12.3 cm
Lower quarter
22 cm
Median
37.2 cm
Upper quarter
46.8 cm
Largest
48.4 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Marlow - Cookham

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

Bleak Perch Pike Roach Chub 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 →