River Nene (Old Course)
14 fish species have been recorded at 10 locations along the River Nene (Old Course).
- Fish species
- 14
- Places surveyed
- 10
- Survey visits
- 43
- Records span
- 1987–2023
Local EA evidence
Where fish were recorded
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.
| Fish | Sites | Most recent | Fish counted | Measured length | Measured weight |
|---|---|---|---|---|---|
| RoachRutilus rutilus | 10 | 2023 | 42,804 | Median: 8.8 cm26,105 fish measuredLargest measured roach: 28.3 cm | — |
| PerchPerca fluviatilis | 10 | 2023 | 2,584 | Median: 7.8 cm1,665 fish measuredLargest measured perch: 32.3 cm | — |
| Common breamAbramis brama | 10 | 2023 | 3,249 | Median: 8.8 cm2,219 fish measuredLargest measured common bream: 52.8 cm | — |
| PikeEsox lucius | 10 | 2023 | 124 | Median: 43.6 cm124 fish measuredLargest measured pike: 87.3 cm | — |
| Silver breamAbramis bjoerkna | 10 | 2023 | 1,895 | Median: 8.8 cm1,366 fish measuredLargest measured silver bream: 29.8 cm | — |
| RuffeGymnocephalus cernuus | 9 | 2023 | 1,463 | Median: 9.3 cm1,211 fish measuredLargest measured ruffe: 15.3 cm | — |
| ZanderSander lucioperca | 9 | 2011 | 123 | Median: 23.8 cm123 fish measuredLargest measured zander: 52.8 cm | — |
| RuddScardinius erythrophthalmus | 9 | 2023 | 793 | Median: 9.1 cm534 fish measuredLargest measured rudd: 34.3 cm | — |
| TenchTinca tinca | 9 | 2023 | 84 | Median: 38.8 cm84 fish measuredLargest measured tench: 49.3 cm | — |
| European eelAnguilla anguilla | 9 | 2011 | 195 | Median: 40 cm9 fish measuredLargest measured european eel: 61 cm | Median: 4.9 oz (0.1375 kg)8 fish weighedLargest measured: 12.3 oz (0.35 kg) |
| BleakAlburnus alburnus | 8 | 2023 | 300 | Median: 10.8 cm225 fish measuredLargest measured bleak: 15.8 cm | — |
| GudgeonGobio gobio | 6 | 1994 | 42 | Median: 8.8 cm42 fish measuredLargest measured gudgeon: 12.8 cm | — |
| DaceLeuciscus leuciscus | 3 | 1994 | 38 | Median: 9.6 cm38 fish measuredLargest measured dace: 13.3 cm | — |
| Spined loachCobitis taenia | 1 | 2017 | 1 | Recorded length: 7.4 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 River Nene (Old Course). 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 →