Mablethorpe Cut FMU

10 fish species have been recorded at 4 locations along the Mablethorpe Cut FMU.

Records updated10 August 2026Most recent survey: 2015
Fish species
10
Places surveyed
4
Survey visits
11
Records span
1989–2015

Local EA evidence

Where fish were recorded

4 of 4 places shown

Choose a point on the map to see what was recorded there.

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River conditions

Environment Agency evidence

Fish found in this river

Open a linked fish for detailed measurements, or use the map filter above to compare survey locations.

FishSitesMost recentFish countedMeasured lengthMeasured weight
3-spined sticklebackGasterosteus aculeatus420154,193Median: 4.7 cm648 fish measuredLargest measured 3-spined stickleback: 8.3 cm—
RoachRutilus rutilus42015457Median: 11.3 cm332 fish measuredLargest measured roach: 26.3 cm—
PikeEsox lucius320159Median: 31.4 cm9 fish measuredLargest measured pike: 53 cm—
European eelAnguilla anguilla3199253——
RuddScardinius erythrophthalmus3199556Median: 15.6 cm56 fish measuredLargest measured rudd: 21.4 cm—
FlounderPlatichthys flesus219928Median: 31 cm8 fish measuredLargest measured flounder: 32.4 cm—
10-spined sticklebackPungitius pungitius1199530Median: 3.5 cm30 fish measuredLargest measured 10-spined stickleback: 4.6 cm—
Golden goldfishCarassius auratus119891Recorded length: 14 cm1 fish measured—
PerchPerca fluviatilis120155——
Stone loachBarbatula barbatula119951Recorded length: 9.1 cm1 fish measured—

EA surveys have recorded these fish at particular sites and times. Absence from a survey is not evidence that a species is absent from the river. Every valid individual length and weight is retained, with its sample size shown.

Useful context

This page follows survey locations along the main Mablethorpe Cut FMU. Tributaries and unrelated rivers with similar names are kept separate.

The map shows past fish records, not fishing access or a promise of what you’ll catch today.

How RiverFish handles the data →