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Discussion of 2018 gathering

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

TaxonomyBrowse
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Species Helophorus grandis - Helophorus (Helophorus) grandis

Water Scavenger Beetle - Helophorus grandis Water Scavenger Beetle - Helophorus grandis H. grandis - Helophorus grandis H. grandis - Helophorus grandis Water Scavenger Beetle - Helophorus grandis Helophorus grandis? - Helophorus grandis Hydrophilid - Helophorus grandis Hydrophilid - Helophorus grandis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Staphyliniformia)
Superfamily Hydrophiloidea (Water Scavenger and Clown Beetles)
Family Hydrophilidae (Water Scavenger Beetles)
Subfamily Helophorinae
Genus Helophorus
Species grandis (Helophorus (Helophorus) grandis)
Explanation of Names
Helophorus grandis (Illiger 1798)
Size
4.5-7.7 mm(1)
Identification
Our largest species; has a distinct scutellar stria in interval 1.(1)
Range
Northeastern North America(1)
State/Province Records: (1)(2)(3)
CAN: NB, NS, ON, PE, QC
USA: ME, MI, NH, NY, VT
Habitat
Temporary pools and muddy/weedy margins of ponds & lakes(1)
Remarks
Originally Palaearctic, but introduced to North America from Europe. Earliest specimen examined by Smetana was from 1904, but a note of a specimen from Provancher's collection places the earliest specimen between 1877 and 1892. (1)
the only representative of the subgenus Helophorus in North America(1)