Individual EA measurements
Largest measured minnow
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 |
|---|---|---|---|
| 9.8 cm | 12 Jun 2013 | Downstream Costessey water works | 136418 |
| 9 cm | 18 Jun 2019 | Costessey Gravel Works | 156003 |
| 9 cm | 4 Jul 2017 | Costessey Gravel Works | 152331 |
| 9 cm | 30 Apr 1992 | Rogers Farm | 17164 |
| 9 cm | 4 Aug 1988 | Upstream Whitford Bridge | 17146 |
| 8.9 cm | 18 Apr 2024 | D\S Honingham Church | 165791 |
| 8.8 cm | 18 Apr 2024 | D\S Honingham Church | 165791 |
| 8.4 cm | 18 Apr 2024 | D\S Honingham Church | 165791 |
| 8.3 cm | 4 Jul 2017 | Costessey Gravel Works | 152331 |
| 8.2 cm | 27 Jun 2012 | Costessey Gravel Works | 131667 |
Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.
Explore the river
Where minnow were found
Each point marks a survey location with at least one minnow 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 minnow |
|---|---|---|---|
| Costessey Gravel Works | 26 Jul 1988 | 6 May 2025 | 16 |
| Upstream Hill Farm Bridge | 1 May 1992 | 22 Apr 2024 | 2 |
| D\S Honingham Church | 1 Aug 1988 | 18 Apr 2024 | 3 |
| Rogers Farm | 19 Jul 1988 | 16 Apr 2024 | 10 |
| Downstream Costessey water works | 12 Jun 2013 | 12 Jun 2013 | 1 |
| Costessey Park | 29 Apr 1992 | 19 Jul 2000 | 3 |
| Mattishall Burgh | 5 May 1995 | 5 May 1995 | 1 |
| Downstream A47 Honingham | 15 Aug 1988 | 18 May 1992 | 2 |
| Upstream Whitford Bridge | 4 Aug 1988 | 4 Aug 1988 | 1 |
Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.
1988–2025
Survey records by year
Each bar shows how many survey visits recorded minnow that year.
Fish measured by surveyors
Measured length distribution
See how the 1,260 measured fish were spread across different length ranges.
- Smallest
- 2.3 cm
- Lower quarter
- 4.2 cm
- Median
- 5 cm
- Upper quarter
- 5.6 cm
- Largest
- 9.8 cm
Lengths are direct survey measurements rather than anglers’ catches.
More fish in this river
Explore the River Tud
Compare other species with enough survey and measurement data for a detailed page.
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 →