RiverFish

Roach · Rutilus rutilus

Roach in the River Timberland Delph

Largest measured roach: 29.8 cm

The largest roach measured in Environment Agency surveys of the River Timberland Delph was 29.8 cm, recorded at Delph Outfall Upstream Timberland on 7 July 1998.

Across 9,295 measured roach, the median measured length was 8.1 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 Timberland Delph.

See roach records across England →

Most recent observation20 September 2017Delph Outfall Upstream Timberland · 13 fish
Largest measured roach
29.8 cm
Median length
8.1 cm
Fish measured
9,295
Survey locations
2

Individual EA measurements

Largest measured roach

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

LengthSurvey dateSurvey locationSurvey ID
29.8 cm7 Jul 1998Delph Outfall Upstream Timberland53424
29.2 cm7 Jul 1998Delph Outfall Upstream Timberland53424
29.2 cm7 Jul 1998Delph Outfall Upstream Timberland53424
29 cm7 Jul 1998Delph Outfall Upstream Timberland53424
28.2 cm21 Jul 1994Timberland Fen Upstream53306
27.8 cm21 Jul 1994Timberland Fen Upstream53306
27.1 cm7 Jul 1998Delph Outfall Upstream Timberland53424
27 cm7 Jul 1998Delph Outfall Upstream Timberland53424
26.6 cm2 Apr 1985Delph Outfall Upstream Timberland53055
26.5 cm7 Jul 1998Delph Outfall Upstream Timberland53424

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

Explore the river

Where roach were found

Each point marks a survey location with at least one roach 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 roach
Delph Outfall Upstream Timberland2 Apr 198520 Sept 201715
Timberland Fen Upstream27 May 19882 Aug 20026

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

1985–2017

Survey records by year

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

Fish measured by surveyors

Measured length distribution

See how the 9,295 measured fish were spread across different length ranges.

Smallest
3.2 cm
Lower quarter
6.8 cm
Median
8.1 cm
Upper quarter
11.5 cm
Largest
29.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Timberland Delph

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

Perch Pike Common bream Silver bream Gudgeon Ruffe

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 →