Roach · Rutilus rutilus

Roach in the River Rother

Largest measured roach: 27.2 cm

The largest roach measured in Environment Agency surveys of the River Rother was 27.2 cm, recorded at Salehurst on 17 June 2009.

Across 4,620 measured roach, the median measured length was 7 cm.

Surveyors recorded weights for 66 roach. The median was 0.6 oz (0.018 kg) and the largest recorded weight was 12.2 oz (0.345 kg).

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

See roach records across England →

Most recent observation13 October 2025Blackwall Bridge · 84 fish

Largest measured roach: 27.2 cm
Median length: 7 cm
Fish measured: 4,620
Survey locations: 6

Individual EA measurements

Largest measured roach

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

Length	Survey date	Survey location	Survey ID
27.2 cm	17 Jun 2009	Salehurst	119535
26.4 cm	20 Jul 2005	Bodiam	87464
26.3 cm	10 Jul 2003	Salehurst	78191
26 cm	28 Jun 2004	Bodiam	80657
25.4 cm	10 Jul 2003	Bodiam	78199
25.2 cm	28 Jun 2004	Bodiam	80657
25.2 cm	28 Jun 2004	Bodiam	80657
24.8 cm	4 Jul 2006	Blackwall Bridge	103187
24.7 cm	17 Jun 2009	Salehurst	119535
24.5 cm	4 Jul 2013	Bodiam	136965

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 surveyed	First recorded	Last recorded	Visits finding roach
Blackwall Bridge	8 Oct 2004	13 Oct 2025	11
Bodiam	13 Sept 2002	17 Sept 2025	13
Stonegate	23 Nov 2005	6 Aug 2025	5
Salehurst	10 Jul 2003	5 Aug 2025	12
u/s Iden Bridge	4 Jul 2005	23 Jul 2025	10
Witherenden Farm d/s Weir	26 Oct 2016	26 Oct 2016	1

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

2002–2025

Survey records by year

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

102

203

304

505

406

407

408

409

410

011

012

513

114

015

616

017

018

419

020

021

022

023

024

525

Fish measured by surveyors

Measured length distribution

See how the 4,620 measured fish were spread across different length ranges.

Smallest: 1.9 cm
Lower quarter: 4.4 cm
Median: 7 cm
Upper quarter: 9.6 cm
Largest: 27.2 cm

0–99 mm

3597

100–199 mm

979

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 66 roach. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.1 oz (0.003 kg)
Lower quarter: 0.3 oz (0.0092 kg)
Median: 0.6 oz (0.018 kg)
Upper quarter: 1.9 oz (0.0532 kg)
Heaviest: 12.2 oz (0.345 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Rother

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

Chub Perch Gudgeon European eel Pike Bleak

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 →