| Common name | Torgoch |
| Language | Welsh |
| Type | Vernacular |
| Official trade name | No |
| Rank | 2 - (Preferred common name (unique)) |
| Country | England and Wales (UK) |
| Locality | |
| Ref. | |
| Life stage | juveniles and adults |
| Sex | spawning males |
| Core | color pattern(s) |
| 1st modifier | |
| 2nd modifier | |
| Remarks | 'torgoch', i.e., 'redbelly', derives from the breeding colouration of males (Tristan Hatton-Ellis, freshwater ecologist of the Countryside Council for Wales; Email: t.hatton-ellis@ccw.gov.uk). |