RiverFish

Tench · Tinca tinca

Tench in the River Box (Main Reaches)

Largest measured tench: 19.3 cm

The largest tench measured in Environment Agency surveys of the River Box (Main Reaches) was 19.3 cm, recorded at Thorington Mill on 31 May 2018.

Across 10 measured tench, the median measured length was 10.8 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 Box (Main Reaches).

See tench records across England →

Most recent observation21 May 2026Scotland Street · 2 fish
Largest measured tench
19.3 cm
Median length
10.8 cm
Fish measured
10
Survey locations
3

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
19.3 cm31 May 2018Thorington Mill152769
15.8 cm31 May 2018Thorington Mill152769
13 cm29 Apr 2015Scotland Street144653
12.1 cm22 Apr 2015Stour Confluence144638
11.1 cm22 Apr 2015Stour Confluence144638
10.5 cm6 Jun 2012Stour Confluence132348
8.7 cm21 May 2026Scotland Street181411
8.6 cm22 Apr 2015Stour Confluence144638
7.6 cm22 Apr 2015Stour Confluence144638
7.2 cm21 May 2026Scotland Street181411

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
Scotland Street29 Apr 201521 May 20262
Thorington Mill31 May 201831 May 20181
Stour Confluence6 Jun 201222 Apr 20152

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

2012–2026

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 10 measured fish were spread across different length ranges.

Smallest
7.2 cm
Lower quarter
8.6 cm
Median
10.8 cm
Upper quarter
12.8 cm
Largest
19.3 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Box (Main Reaches)

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

European eel Brown / sea trout Stone loach Dace Roach Chub

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 →