River Ems
8 fish species have been recorded at 7 locations along the River Ems.
- Fish species
- 8
- Places surveyed
- 7
- Survey visits
- 13
- Records span
- 2001–2025
Local EA evidence
Where fish were recorded
Choose a point on the map to see what was recorded there.
Check local permissions before fishing.
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.
| Fish | Sites | Most recent | Fish counted | Measured length | Measured weight |
|---|---|---|---|---|---|
| Brown / sea troutSalmo trutta | 7 | 2025 | 364 | Median: 12.7 cm364 fish measuredLargest measured brown / sea trout: 50.4 cm | Median: 0.6 oz (0.017 kg)71 fish weighedLargest measured: 3 lb 10.4 oz (1.66 kg) |
| European eelAnguilla anguilla | 7 | 2025 | 350 | Median: 38.2 cm350 fish measuredLargest measured european eel: 65.5 cm | Median: 3.4 oz (0.097 kg)225 fish weighedLargest measured: 1 lb 3.4 oz (0.551 kg) |
| BullheadCottus gobio | 7 | 2025 | 945 | Median: 4.4 cm140 fish measuredLargest measured bullhead: 7.5 cm | Median: 0 oz (0.001 kg)16 fish weighedLargest measured: 0.2 oz (0.005 kg) |
| PikeEsox lucius | 3 | 2021 | 6 | Median: 39.8 cm6 fish measuredLargest measured pike: 60 cm | Median: 2 lb 1.3 oz (0.945 kg)2 fish weighedLargest measured: 3 lb 11.3 oz (1.68 kg) |
| 10-spined sticklebackPungitius pungitius | 2 | 2021 | 6 | — | — |
| 3-spined sticklebackGasterosteus aculeatus | 1 | 2001 | 3 | Median: 4 cm3 fish measuredLargest measured 3-spined stickleback: 4.5 cm | Median: 0 oz (0.001 kg)3 fish weighedLargest measured: 0.1 oz (0.002 kg) |
| Atlantic salmonSalmo salar | 1 | 2015 | 1 | Recorded length: 14.4 cm1 fish measured | — |
| RoachRutilus rutilus | 1 | 2007 | 2 | Median: 6.5 cm2 fish measuredLargest measured roach: 6.5 cm | Median: 0.1 oz (0.003 kg)2 fish weighedLargest measured: 0.1 oz (0.003 kg) |
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 Ems. 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 →