Some observations on the distribution and life history of Caenis robusta Eaton (Ephemeroptera) in Cheshire and North Shropshire, England

@article{Bradbeer2004SomeOO,
  title={Some observations on the distribution and life history of Caenis robusta Eaton (Ephemeroptera) in Cheshire and North Shropshire, England},
  author={Peter Bradbeer and Alissa A. Savage},
  journal={Hydrobiologia},
  year={2004},
  volume={68},
  pages={87-90}
}
Caenis robusta Etn. was found in only 8 of 107 water bodies sampled. All the habitats from which it was recorded contained plant debris; the waters were still or slow-flowing and had conductivities ranging from 120–687 µmhos cm−1 at 25°C. In North Shropshire, England, C. robusta had one generation per year. Newly hatched nymphs were abundant in August and… CONTINUE READING