Spined loach · Cobitis taenia

Spined loach in the Relief Channel

Largest measured spined loach: 9 cm

The largest spined loach measured in Environment Agency surveys of the Relief Channel was 9 cm, recorded at Polver Farm Magdalen on 17 August 2005.

Across 10 measured spined loach, the median measured length was 5.3 cm.

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

See spined loach records across England →

Most recent observation7 August 2017Denver Sluice · 1 fish

Largest measured spined loach: 9 cm
Median length: 5.3 cm
Fish measured: 10
Survey locations: 5

Individual EA measurements

Largest measured spined loach

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
9 cm	17 Aug 2005	Polver Farm Magdalen	85491
8.3 cm	10 Jul 2014	DS Stow Bridge	141668
6.3 cm	7 Aug 2017	Denver Sluice	151142
6 cm	16 Aug 2005	Magdalen Bridge	85483
5.8 cm	9 Jul 2014	Denver Sluice	141671
4.8 cm	10 Jul 2014	DS Stow Bridge	141668
4 cm	16 Aug 2005	Magdalen Bridge	85483
3.2 cm	10 Jul 2014	DS Stow Bridge	141668
3 cm	16 Aug 2005	Magdalen Bridge	85483
2.2 cm	10 Jul 2014	DS Stow Bridge	141668

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

Explore the river

Where spined loach were found

Each point marks a survey location with at least one spined loach 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 spined loach
Denver Sluice	9 Jul 2014	7 Aug 2017	2
DS Stow Bridge	19 Aug 2008	10 Jul 2014	2
DS Denver Residual Sluice (Eel Monitoring)	24 Jul 2012	24 Jul 2012	1
Polver Farm Magdalen	17 Aug 2005	17 Aug 2005	1
Magdalen Bridge	16 Aug 2005	16 Aug 2005	1

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

2005–2017

Survey records by year

Each bar shows how many survey visits recorded spined loach that year.

205

006

007

108

009

010

011

112

013

214

015

016

117

Fish measured by surveyors

Measured length distribution

See how the 10 measured fish were spread across different length ranges.

Smallest: 2.2 cm
Lower quarter: 3.4 cm
Median: 5.3 cm
Upper quarter: 6.2 cm
Largest: 9 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Relief Channel

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

Perch Roach Ruffe Zander Pike European eel

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 →