Inpetto Portal Customer

Inpetto Portal Customer

Der Ornithologische Beobachter / Band 114 / Heft 1 / März 2017 25 Bestandsentwicklung von zehn Brutvogelarten in der Aareebene bei Solothurn von 1982 bis 2016 Walter Christen &ඁඋංඌඍൾඇ : 3RSXODWLRQ WUHQGV RI WHQ EUHHGLQJ ELUG VSHFLHV LQ WKH SODLQRIWKH$DUHQHDU6RORWKXUQIURPWR2UQLWKRO%HRE± ,QWKHNP2SODLQRIWKH$DUHEHWZHHQ%UHQD$ FDQWRQRI%HUQH DQG 6RORWKXUQ FDQWRQRI6RORWKXUQ SRSXODWLRQVL]HVRIWKHIROORZLQJELUGVSH FLHVZHUHPRQLWRUHGGXULQJWKHEUHHGLQJVHDVRQV±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®ZKLFKKDVEHHQXVHGVLQFHWRFDO FXODWHSRSXODWLRQLQGLFHVIRUDOOEUHHGLQJELUGVSHFLHVLQ6ZLW]HUODQG1XPHU RXVSRWHQWLDOUHDVRQVIRUWKHIOXFWXDWLRQVLQWKHSRSXODWLRQVDUHWREHIRXQGLQ WKHEUHHGLQJJURXQGVDVZHOODVLQVWRSRYHUVLWHVDQGZLQWHULQJDUHDV,QWKH EUHHGLQJJURXQGSURPRWLQJZLOGIORZHUIDOORZVFRXOGVXSSRUWWKHSRSXODWLRQV RI(XURSHDQ6WRQHFKDW&RPPRQ:KLWHWKURDW5HGEDFNHG6KULNHDQG&RUQ %XQWLQJ :DOWHU &KULVWHQ /DQJHQGRUIVWUDVVH &+± 6RORWKXUQ (0DLO ZDOWHUFKULVWHQ VR#EOXHZLQFK ,Q GHU 6FKZHL] VLQG 9HUEUHLWXQJ$UHDOYHUlQ /DQJIULVWLJH8QWHUVXFKXQJHQGLHVLFKPLWGHU GHUXQJHQ XQG %HVWDQGVHQWZLFNOXQJ YRQ ]DKO (UIDVVXQJ YRQ %UXWYRJHODUWHQ LQ HLQHP NODU UHLFKHQ %UXWYRJHODUWHQ VHLW GHQ )QI]LJHUMDK EHJUHQ]WHQ *HELHW EHIDVVHQ VLQG ELVKHU LP UHQJXWEHNDQQW'LH*UXQGODJHQGDIUZXUGHQ PHU QRFK VHOWHQ (LQH EHVRQGHUV ODQJH =lKO YRQ ]DKOUHLFKHQ )HOGRUQLWKRORJHQ EHU -DKUH UHLKHYRQEHU-DKUHQOLHJWYRP$OSHQUDXP KLQZHJ XQV\VWHPDWLVFK HUKREHQ YJO 0DX IUGDV%LUNKXKQTetrao tetrixXQGGDV$OSHQ PDU\HWDO.QDXVHWDO RGHUIU VFKQHHKXKQ Lagopus muta YRU 0DUWL HW DO EHVWLPPWH 3URMHNWH QDFK VSH]LHOOHQ 9RUJDEHQ 6ROFKH'DWHQUHLKHQVLQGZLFKWLJIUGLH HUIDVVW ]%*OXW]YRQ%ORW]KHLP GD]X %HXUWHLOXQJODQJIULVWLJHU%HVWDQGVWUHQGV JHK|UHQDXFKGLH$WODVSURMHNWHPLWMHZHLOV± ,Q GHU$DUHHEHQH EHL 6RORWKXUQ HUIDVVH LFK -DKUH GDXHUQGHU IOlFKHQGHFNHQGHU )HOGDUEHLW VHLW$QIDQJGHU$FKW]LJHUMDKUHXQWHUDQGHUHP 6FKLIIHUOL HW DO 6FKPLG HW DO PHKUHUHDXVJHZlKOWH%UXWYRJHODUWHQ)U]HKQ :&ඁඋංඌඍൾඇ=HKQ%UXWYRJHODUWHQLQGHU$DUHHEHQH± 2UQLWKRO%HRE YRQ LKQHQ OLHJHQ YRQ ELV EHLQDKH DQGHU$DUH .DQWRQ%HUQQDFKIROJHQG%UHQ OFNHQORVH(UKHEXQJHQYRU:DFKWHOCoturnix JHQDQQW XQGGHU6WDGW6RORWKXUQ .DQWRQ6R coturnix *UDXUHLKHU Ardea cinerea .XFNXFN ORWKXUQ (V PLVVW HLQVFKOLHVVOLFK 6LHGOXQJV Cuculus canorus 1DFKWLJDOO Luscinia me- JHELHWHQ 9HUNHKUVZHJHQ XQG :DVVHUIOlFKHQ garhynchos 6FKZDU]NHKOFKHQ Saxicola rubi- NP2XQGOLHJWDXIP0'DV*HELHW cola 'RUQJUDVPFNH Sylvia communis 3LURO ZLUG LP 1RUGHQ GXUFK GLH %DKQOLQLH 6ROR Oriolus oriolus 1HXQW|WHU Lanius collurio WKXUQ±*UHQFKHQ±%LHO LP 6GHQ GXUFK GLH 6DDWNUlKH Corvus frugilegus XQG *UDXDPPHU VWLOOJHOHJWH %DKQOLQLH 6RORWKXUQ±%UHQ±/\VV Emberiza calandra :DFKWHO XQG *UDXDPPHU LP :HVWHQ GXUFK GLH 9HUELQGXQJVVWUDVVH % EUWHQLPRIIHQHQ.XOWXUODQGGLHDQGHUHQDFKW UHQ±/HQJQDX XQG LP 2VWHQ GXUFK GLH (LVHQ $UWHQ NRPPHQ LQ9HUODQGXQJV]RQHQ YRQ *H EDKQEUFNH LQ GHU 6WDGW 6RORWKXUQ EHJUHQ]W ZlVVHUQLQ+HFNHQXQGDQGHUHQ*HK|O]HQYRU 'LH$DUHGXUFKIOLHVVWGLH(EHQHYRQ%UHQELV ,P )ROJHQGHQ ZLUG GLH %HVWDQGVHQWZLFNOXQJ 6RORWKXUQLQYLHUJURVVHQ6FKODXIHQDXIHLQHU GLHVHU%UXWYRJHODUWHQIUGHQ=HLWUDXPYRQ /lQJHYRQNP /XIWOLQLHNP 'HU%R -DKUHQYRUJHVWHOOW GHQEHVWHKWDXVVWDUNOHKPKDOWLJHQ6HHDEODJH UXQJHQXQGQHLJW]XU9HUQlVVXQJWURW]JURVVHU 0HOLRUDWLRQHQ YRU DOOHP ]ZLVFKHQ XQG 1. 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