Berosus sayi Hansen, 1999

Webster, Reginald P. & Sweeney, Jon D., 2016, New records of Helophoridae, Hydrochidae, and Hydrophilidae (Coleoptera) from New Brunswick, Canada, ZooKeys 573, pp. 19-30 : 24

Berosus sayi Hansen, 1999

Material examined.

New Brunswick, Albert Co., Shepody N.W.A., Germantown Section, 45.7060°N, 64.7640°W, 16.VI.2004, R. P. Webster // Cattail and sedge marsh in small pool (1, RWC). Gloucester Co., Miscou Island , 47.9081°N, 64.5907°W, 31.VII.2005, R. P. Webster // Shallow (15 cm) gravel pit pond with scattered grasses and sedges and gravel bottom (1, RWC). Queens Co. , Grand Lake near Scotchtown , 45.8762°N, 66.1816°W, 19.V.2003, V. Webster, M.-A. Giguère & R. Webster // Shallow lake margin among grasses (1, RWC); Grand Lake , Scotchtown , 45.8763°N, 66.1822°W, 16.VI.2013, R.P. Webster // Lake margin in shallow water (1, NBM); near Jemseg , 45.8237°N, 66.1393°W, 7.VI.2003 // Vernal pond in meadow, grass and sedge bottom (1, RWC); Rt. 105, N of Coytown, 45.8237°N, 66.1393°W, 17.VI.2013, R.P. Webster // Flooded meadow near seasonally flooded forest/marsh (1, NBM). Sunbury Co. , Maugerville , Portobello Creek N.W.A., 45.8992°N, 66.4248°W, 18.VI.2004, R. P. Webster // Silver maple forest near slow flowing river, black light trap (1, RWC). York Co. , Charters Settlement , 45.8352°N, 66.7330°W, 24.V.2003, R. P. Webster // mixed forest, margin of beaver pond among sedges (1, RWC); Charters Settlement , 45.8395°N, 66.7391°W, 24.V.2003, 7.IX.2007, 3.IX.2010, R. P. Webster // Mixed forest , u.v. light (2, NBM; 2, RWC); near Thomaston Corner , 45.637°N, 67.113°W, 13.IX.2003, V. Webster & R. Webster // Gravel pit pond (1, RWC) .

Distribution in Canada and Alaska.

NT, BC, AB, SK, MB, ON, QC, NB, PE ( Bousquet et al. 2013).