Table 1

Colour morph frequencies in natural pygmy grasshopper populations
Population Lat. long. coordinates Burned or nonburned Type of habitat Year sampled Years postfire Ntot Nblack Nstriped Ngrey
Almunge N59º53.049’, E18º 03.813’ Burned Clear cut (pine), managed fire, ca 20 ha 1998 1 171 68 22 17
Flyvägen N57°00.268’, E15°16.752’ Burned Clear cut (spruce), managed fire, ca 5 ha 2009 1 136 32 13 8
Hovmantorp N56°47.169’, E15°10.053’ Burned Forest (spruce), natural fire, clear cut, ca 15 ha 2009 1 114 65 15 1
Kosta N56º51.308’, E15º35.417’ Burned Clear cut (pine), managed fire, ca 50 ha 2006 3 221 70 17 2
= 2007 4 96 31 13 3
Nässjön N56º53.739’, E15º18.775’ Burned Forest (spruce), natural fire, clear cut, ca 20 ha 2008 1 38 21 4 1
Påryd N56°36.445’,E15°53.596’ Burned Mature forest (spruce and pine), natural fire, clear cut, ca 125 ha 2010 1 158 68 19 5
= 2012 3 86 30 12 6
Sättraby N59º50.427’, E18º 25.229’ Burned Clear cut (pine), managed fire, ca 10 ha 1996 3 719 305 43 51
= 1997 4 300 103 29 12
Sävsjöström N57º00.678’, E15º26.585’ Burned Clear cut (pine), managed fire, ca 10 ha 2004 3 347 96 41 15
Uttersberg N59º44.638’, E15º39.439’ Burned Clear cut (pine), managed fire, ca 10 ha 1995 1 50 29 4 1
= 1997 3 12 5 2 0
Ålem N56°56.019’, E16°21.808’ Nonburned Cultivated area adjacent to clear cut 2009 na 264 0 6 11
Aspelund N56°33.226’, E16°01.468’ Nonburned Pasture nearby small stream 2008 na 47 5 7 1
Boden N65°38.969’, E22°02.507’ Nonburned Meadow 2007 na 42 8 7 5
Bredsätra N56°50.481’, E16°47.346’ Nonburned Pasture nearby man-made pond 2009 na 192 1 5 17
Dammen N59º50.298’, E18º25.275’ Nonburned Shorelines of man-made pond 1996 na 178 28 12 18
Hägern, Boarum N57º 25.380’, E16º15.900’ Nonburned Pasture nearby burned area 2009 na 104 14 12 3
In Fredeln N59º 31.707’, E19º19.225’ Nonburned Coastal meadow, small island 1997 na 36 6 3 6
Jordtorp N56°40.622’, E16°33.303’ Nonburned Pasture and alkaline fen 2009 na 234 5 13 9
Läckeby, Kvilla N56°43.953’, E15°10.546’ Nonburned Clear cut (spruce) 2007 na 42 4 11 0
Linneryd N56°44.496’,E15°10.868 Nonburned Clear cut (spruce) 2007 na 30 5 1 0
Simrishamn N55°32.986’, E14°21.116’ Nonburned Pasture with small ponds 2012 na 26 1 9 0
Sjöbo N55°38.917’, E13°41.644’ Nonburned Pasture, near stream 2012 na 39 0 2 4
Sävsjö N56°32.268’, E15°48.606’ Nonburned Pasture and pond 2008 na 102 0 9 8
Vanserumbäck N56°40.457’, E16°38.338’ Nonburned Pasture 2010 na 307 3 16 10

Descriptive characteristics and frequencies of occurrence of Tetrix subulata colour morphs in populations sampled in burned areas of different succession stages and in nonburned areas in Sweden during the period 1995 to 2012. Total number of individuals (Ntot), number of melanistic (Nblack), number of striped (Nstriped) and number of grey (Ngrey) individuals captured.

Karpestam et al.

Karpestam et al. BMC Ecology 2013 13:17   doi:10.1186/1472-6785-13-17

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