Spined loach · Cobitis taenia

Spined loach in the River West Fen Catchwater

Largest measured spined loach: 10.5 cm

The largest spined loach measured in Environment Agency surveys of the River West Fen Catchwater was 10.5 cm, recorded at Mareham-Le-Fen on 9 May 2000.

Across 31 measured spined loach, the median measured length was 8.8 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 West Fen Catchwater.

See spined loach records across England →

Most recent observation2 May 2013West Houses · 8 fish

Largest measured spined loach: 10.5 cm
Median length: 8.8 cm
Fish measured: 31
Survey locations: 6

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
10.5 cm	9 May 2000	Mareham-Le-Fen	59010
10.4 cm	7 May 1987	Revesby Bridge	58206
9.8 cm	2 May 2013	West Houses	135981
9.8 cm	18 May 2006	Hagnaby Lock	99817
9.6 cm	13 Jun 2002	West Houses	72399
9.2 cm	11 May 2000	Hagnaby Lock	59012
9.2 cm	11 May 2000	Hagnaby Lock	59012
9.1 cm	2 May 2013	West Houses	135981
9.1 cm	2 May 2013	West Houses	135981
9 cm	2 May 2013	West Houses	135981

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
West Houses	13 Jun 2002	2 May 2013	5
Mareham-Le-Fen	9 May 2000	1 May 2013	3
Hagnaby Lock	5 May 1987	18 May 2006	5
Hall Lane Stickney	12 May 2000	12 May 2000	1
Tumby Woodside	7 May 1996	9 May 2000	2
Revesby Bridge	7 May 1987	13 May 1996	2

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

1987–2013

Survey records by year

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

287

088

089

190

091

092

093

094

095

296

097

098

099

400

001

102

103

004

005

106

107

108

009

010

011

212

213

Fish measured by surveyors

Measured length distribution

See how the 31 measured fish were spread across different length ranges.

Smallest: 3 cm
Lower quarter: 8.2 cm
Median: 8.8 cm
Upper quarter: 9.1 cm
Largest: 10.5 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River West Fen Catchwater

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

Pike Perch Roach Ruffe Gudgeon Tench

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 →