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Wachtel Coturnix coturnix ]XU%UXW]HLWGDVKHLVVWYRP$SULOELV]XP -XOL 3HQWDGHQ ± WRWDO RUQL ,Q GHQ$QIDQJVMDKUHQ IDQG GLH (UIDVVXQJ GHU WKRORJLVFKH .RQWUROOJlQJH VWDWW LP 0LWWHO VFKODJHQGHQ +lKQH PHLVWHQV LQ GHU VSlWHQ .RQWUROOHQ SUR -DKU (LQ .RQWUROOJDQJ GDX $EHQGGlPPHUXQJVWDWWVHLWIDVWQXUQRFK HUWHGXUFKVFKQLWWOLFKK WRWDOK 3UR LQ GHU IUKHQ 0RUJHQGlPPHUXQJ ,P -XQL LVW %HJHKXQJ NRQQWH MHZHLOV QXU HLQH 7HLOIOlFKH GLHVPHLVWHQVYRQELVK 0LWWHOHXUR GHV 8QWHUVXFKXQJVJHELHWV EHDUEHLWHW ZHUGHQ SlLVFKH=HLW0(= GHU)DOO'LHHUVWHQ+lKQH 'DV*HELHWEHL5WLZXUGHYRQELV VLQG MHZHLOV ZHQLJH 0LQXWHQ YRU RGHU ]HLW SUR -DKU QXU ZHQLJH 0DOH EHVXFKW$XFK EHL JOHLFK PLW GHQ HUVWHQ VLQJHQGHQ )HOGOHUFKHQ 6RORWKXUQ JDE HV HUVW DE UHJHOPlVVLJH Alauda arvensis]XK|UHQ]%DP-XQL .RQWUROOHQ0HWKRGHXQG6XFKDXIZDQGIUGLH GHUHUVWH:DFKWHOVFKODJXPK 0(= 'D (UIDVVXQJEOLHEHQEHUGLH-DKUHVRQVWLPPHU :DFKWHOQQLFKWVWUHQJWHUULWRULDOVLQGHUIRUGHUW HWZD JOHLFK $OOHUGLQJV IDQGHQ LQ GHU HUVWHQ GLH $EJUHQ]XQJ HLQHV 5HYLHUV LQ GHU 5HJHO +lOIWHGHV%HDUEHLWXQJV]HLWUDXPVSUR-DKUZH ]ZHL.RQWDNWH]ZLVFKHQGHPOHW]WHQ0DLGULWWHO QLJHU.RQWUROOHQVWDWWDOVLQGHU]ZHLWHQ+lOIWH XQGGHPHUVWHQ-XOLGULWWHO'LH+lKQHVLQGDXI ± LP 0LWWHO XQG ± LP JUXQG LQGLYLGXHOOHU 5XIH HUNHQQEDU ZRGXUFK 0LWWHO.RQWUROOHQ QDFKYROO]LHKEDU ZLUG GDVV VLH EHL GHU PRU 'LH%UXWY|JHOZXUGHQPLWGHUUDWLRQDOLVLHU JHQGOLFKHQ5XIDNWLYLWlWELQQHQZHQLJHU0LQX WHQ .DUWLHUXQJVPHWKRGH HUIDVVW %ODQD WHQ PHKUPDOV GHQ 6WDQGRUW ZHFKVHOQ N|QQHQ /XGHU 6R ZXUGHQ DXI GHQ ]DKOUHLFKHQ 'HVKDOE VLQG 6LPXOWDQEHREDFKWXQJHQ GK %HJHKXQJHQ YRQ 0LWWH $SULO ELV (QGH -XOL GDV)HVWKDOWHQJOHLFK]HLWLJVFKODJHQGHU+lKQH :&ඁඋංඌඍൾඇ=HKQ%UXWYRJHODUWHQLQGHU$DUHHEHQH± 2UQLWKRO%HRE 35 Wachtel Grenchen 30 Bettlach Selzach 25 20 Hähne 15 10 5 0 Abb. 2.+|FKVWH7DJHVVXPPHGHUVFKODJHQGHQ:DFKWHOQ]ZLVFKHQGHPOHW]WHQ0DLGULWWHOXQGGHPHUVWHQ -XOLGULWWHOYRQELVLQHLQHPNP2JURVVHQ7HLOJHELHWGHU$DUHHEHQHEHL6HO]DFK GXQNHOEODX %HWWODFK PLWWHO XQG*UHQFKHQ KHOOEODX 5HFKWV%XQWEUDFKHEHL6HO]DFKDP-XQLLQVROFKHQ%UD FKHQZHUGHQ|IWHUV:DFKWHOQJHK|UW$OOH$XIQDKPHQ:&KULVWHQ±Highest daily sums of singing Common Quails between the last third of May and the first third of July 1982–2016, in a 14-km2 subarea of the plain of the Aare at Selzach (dark blue), Bettlach (middle), and Grenchen (light blue). lXVVHUVW ZLFKWLJ (UVFKZHUHQG NRPPW KLQ]X GH 1HXDQN|PPOLQJH IHVWJHVWHOOW 6SH]LILVFKH GDVVYHUSDDUWHƃLQGHU5HJHOQLFKWPHKUVLQ (UIDVVXQJHQ GHU VFKODJHQGHQ +lKQH LQ GHQ JHQXQG%UXWY|JHONDXPYRQ'XUFK]JOHUQ]X IUKHQ0RUJHQVWXQGHQYRQ%UHQELV%HOODFK XQWHUVFKHLGHQVLQG NP2 HUJDEHQ IROJHQGH 0LQLPDOEHVWlQGH :DFKWHOQ KDOWHQ VLFK LP 8QWHUVXFKXQJVJH 5HYLHUH5HYLHUHXQG ELHWPLW9RUOLHEHLQ:LQWHUJHUVWH:LQWHUXQG 5HYLHUH,QVSlWHUHQ-DKUHQZXUGHQDXIGHUVHO 6RPPHUZHL]HQ VRZLH LQ OFNLJHQ %XQWEUD EHQ)OlFKHPLWZHQLJHU6XFKDXIZDQGIROJHQGH FKHQDXI)HWWZLHVHQZHUGHQLQGHU5HJHOQXU 0LQLPDOZHUWHHUPLWWHOW5HYLHUH YRUEHUJHKHQG EHVLHGHOW XQG +DFNIUXFKWIHO 5HYLHUH5HYLHUH5HYLHUH GHU NDXP 'DV DP UHJHOPlVVLJVWHQ EHVLHGHOWH XQG5HYLHUH,QJXWHQ:DFKWHOMDKUHQ *HELHW OLHJW ]ZLVFKHQ *UHQFKHQ XQG 6HO]DFK ZDUHQHVVRPLWHWZD±5HYLHUH9RUDOOHP 'LHEULJHQ7HLOHGHU:LWLVLQGDXVVHUKDOEYRQ LQ OHW]WHU =HLW JDE HV -DKUH PLW VHKU ZHQLJHQ JXWHQ:DFKWHOMDKUHQQXUGQQEHVLHGHOW7URW] :DFKWHOQ]%±5HYLHUHXQGHWZD GHUYLHOHQ%UXW]HLWEHREDFKWXQJHQOLHJWQXUHLQ 5HYLHUH %UXWQDFKZHLVYRU$P-XOLIODWWHUWHEHL