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 |
|---|---|---|---|
| 10.1 cm | 7 Nov 2014 | Buttsbury Ford | 143982 |
| 10 cm | 17 Feb 1984 | Chain Bridge | 63281 |
| 9.7 cm | 23 Oct 2017 | Mountnessing Hall | 152373 |
| 9.6 cm | 29 Nov 2005 | Whites Bridge | 88077 |
| 9.5 cm | 17 Feb 1984 | Chain Bridge | 63281 |
| 9.2 cm | 7 Nov 2014 | Buttsbury Ford | 143982 |
| 9.1 cm | 26 Nov 2007 | Mountnessing Hall | 108703 |
| 9.1 cm | 14 Apr 1993 | Lawness Bridge | 14549 |
| 9.1 cm | 25 Nov 1986 | Fitzwalters | 14528 |
| 9.1 cm | 25 Nov 1986 | Fitzwalters | 14528 |
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 |
|---|---|---|---|
| Whites Bridge | 9 Nov 1995 | 17 Oct 2019 | 7 |
| Ingatestone STW | 7 Apr 1993 | 27 Oct 2017 | 5 |
| Buttsbury Ford | 8 Apr 1993 | 24 Oct 2017 | 4 |
| Mountnessing Hall | 16 Feb 1984 | 23 Oct 2017 | 8 |
| Can Confluence | 12 Mar 2002 | 3 Oct 2013 | 3 |
| Chain Bridge | 17 Feb 1984 | 29 Apr 2002 | 4 |
| Widford Bridge | 30 Mar 1993 | 22 Apr 2002 | 2 |
| Killigrews | 4 Dec 1986 | 22 Apr 2002 | 4 |
| Shakestones Farm | 11 Mar 2002 | 11 Mar 2002 | 1 |
| Fitzwalters | 21 Feb 1984 | 8 Jan 2002 | 7 |
| Lawness Bridge | 14 Apr 1993 | 4 Jan 2002 | 2 |
| Margaretting Hall | 14 Nov 1995 | 3 Jan 2002 | 2 |
Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.
1984–2019
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 762 measured fish were spread across different length ranges.
- Smallest
- 2.9 cm
- Lower quarter
- 5.8 cm
- Median
- 6.5 cm
- Upper quarter
- 7.3 cm
- Largest
- 10.1 cm
Lengths are direct survey measurements rather than anglers’ catches.
Fish weighed by surveyors
Measured weight summary
One individual weight was recorded for this fish and river. This is a subset of the measured fish and may not represent the whole population.
- Recorded weight
- 0.5 oz (0.015 kg)
These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.
More fish in this river
Explore the River Wid (Main Reaches)
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 →