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Li-Godwits tse tona le tse tšehali tse nang le mohatla o motšo Limosa limosa bohaii li bontša phapang tšebelisong ea libaka tsa bolulo le merethetho ea letsatsi le letsatsi nakong ea selemo Chaena.

lingoliloeng

by Bing-Run Zhu, Mo A. Verhoeven, Taylor B. Craft, Lisa Sanchez-Aguilar, Weipan Lei, Zhengwang Zhang & Theunis Piersma

Li-Godwits tse tona le tse tšehali tse nang le mohatla o motšo Limosa limosa bohaii li bontša phapang tšebelisong ea libaka tsa bolulo le merethetho ea letsatsi le letsatsi nakong ea selemo Chaena.

by Bing-Run Zhu, Mo A. Verhoeven, Taylor B. Craft, Lisa Sanchez-Aguilar, Weipan Lei, Zhengwang Zhang & Theunis Piersma

Koranta ea Ornithology
Mefuta: Limosa limosa bohaii

 

Kakaretso

Ho se tshwane ha mmele wa dinonyana tsa lebopong hangata ho amana le mesebetsi ya ho ikatisa, empa dipharologanyo tse jwalo di ka boela tsa lebisa dipharologanyong tsa tikoloho nakong e setseng ya potoloho ya selemo le selemo. Mona, re batlisisa hore na tse tona tse nyane le tse tshehadi tse kgolo tsa Bohai Black-tailed Godwits Limosa limosa bohaii di fapana ka tshebediso ya dibaka tsa bodulo le boitshwaro ba morethetho ha di ntse di tlatsa mafura lebopong la China nakong ya ho falla ho leba leboya. Ho itshetlehile ka pono, ho eketseha ha diprofaele tsa mpa ho tiisitse ho tlatsa ha tsona mafura sebakeng sa thuto sa Bohai Bay. Re sebedisa GPS telemetry, re fumane hore tse tona di ne di etsahala haholo dithabeng tsa seretse lebopong la lewatle le dibakeng tse haufi tsa letswai, athe tse tshehadi di ne di sebedisa mefuta e mengata ya dibaka tsa bodulo, ho kenyeletswa le metsi a hlwekileng le metsi a nang le letswai a mangata ka hare ho naha. Mafelong a Mmesa le mathoasong a Motsheanong, tse tshehadi di ile tsa fetohela butle-butle dibakeng tsena tsa bodulo. Ditekanyo tsa Accelerometry di bontsha hore dithabeng tsa seretse, tse tona le tse tshehadi di ne di ena le matla a hodimo a motsamao ho potoloha maqhubu a phahameng. Re hlalosa sena e le pontsho ya ho hloka botsitso ha tsona nakong ya dihora tseo di neng di petetswa dibakeng tse nyane tsa lebopong tse haufi le mesebetsi e matla ya batho. Libakeng tse seng tsa lebopong, bong bona bo bontshitse metsamao e tshwanang le e hlahelletseng ya mesebetsi ya letsatsi le letsatsi, ka matla a fokotsehileng a ho sisinyeha dihoreng tsa bosiu pele letsatsi le chaba. Matla a ho sisinyeha dibakeng tse ka hare ho naha a imena habeli a dibakeng tse seretse, mohlomong a bontsha mosebetsi o mongata wa ho batla dijo o hlokahalang ho kgotsofatsa ditlhoko tsa dijo ka lebaka la phofu e nyane ya arthropod masimong a raese (diboko tsa Chironomid) le mesebetsing ya letswai (diboko tsa brine fly), ha di bapiswa le phofu e kgolo ya polychaete dibakeng tse seretse.