RiverFish

Tench · Tinca tinca

Tench in the River Mardyke

Largest measured tench: 38.3 cm

The largest tench measured in Environment Agency surveys of the River Mardyke was 38.3 cm, recorded at 14 Arches Bridge on 26 September 2001.

Across 265 measured tench, the median measured length was 16.1 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 Mardyke.

See tench records across England →

Most recent observation2 May 2025North Stifford · 3 fish
Largest measured tench
38.3 cm
Median length
16.1 cm
Fish measured
265
Survey locations
5

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
38.3 cm26 Sept 200114 Arches Bridge20060
37.2 cm26 Sept 200114 Arches Bridge20060
34.5 cm14 May 199814 Arches Bridge14730
30 cm26 Sept 200114 Arches Bridge20060
29.3 cm26 Sept 200114 Arches Bridge20060
29.1 cm26 Sept 200114 Arches Bridge20060
28 cm25 Sept 2001Grangewater20100
27.8 cm14 May 199814 Arches Bridge14730
27.8 cm15 Apr 1986Circus Tavern14704
27 cm26 Sept 200114 Arches Bridge20060

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
North Stifford31 Mar 19952 May 20257
14 Arches Bridge14 Apr 19861 May 20135
Grangewater17 Apr 198623 Apr 20134
Circus Tavern15 Apr 198618 May 20073
M25-A1319 Mar 198617 May 20073

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

1986–2025

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 265 measured fish were spread across different length ranges.

Smallest
4.2 cm
Lower quarter
13 cm
Median
16.1 cm
Upper quarter
20 cm
Largest
38.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Mardyke

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

European eel 3-spined stickleback Roach Rudd Common carp Golden goldfish

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 →