Cedar Creek
Ecosystem Science Reserve


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.


webmaster@cedarcreek.umn.edu Last updated May, 2000