Cedar Creek
Natural History Area
Insects of Cedar Creek
Order MEGALOPTERA
Family SIALIDAE
(Alderflies)
(Table of Species)
The alderflies (23 NA spp) are dark-winged 20 mm long insects found near streams. The larvae of the single genus
Sialis
occur under stones in streams and are predaceous. Five species present in Minnesota; none collected at Cedar Creek.
jhaar@lter.umn.edu
Last updated May, 2000