| Main Ref. | Oscoz, J., F. Campos and M.C. Escala, 2003 | ||
| Predator stage | juv./adults | ||
| Food I | zoobenthos | ||
| Food II | insects | ||
| Food III | insects | ||
| Food group | Hydracarina | Prey Stage/Part | juv./adults |
| Food name | water mite | ||
| Commonness | 6.82 | common (6-20%) | |
| Country | Spain | ||
| Remark | Locality: River Larraun, a tributary of Ebro River, Navarre, northern Spain. | ||