River Sark

8 fish species have been recorded at 8 locations along the River Sark.

Records updated10 August 2026Most recent survey: 2013
Fish species
8
Places surveyed
8
Survey visits
18
Records span
2002–2013

Local EA evidence

Where fish were recorded

8 of 8 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
Stone loachBarbatula barbatula82013———
Brown / sea troutSalmo trutta72013693——
MinnowPhoxinus phoxinus72013———
European eelAnguilla anguilla62013151Median: 12.5 cm149 fish measuredLargest measured european eel: 37.5 cm—
3-spined sticklebackGasterosteus aculeatus52013———
Atlantic salmonSalmo salar3201334——
Brook lampreyLampetra planeri12004———
FlounderPlatichthys flesus12013———

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 River Sark. 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 →