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Kusamuka ndi nyengo yachisanu ya ma Egrets aku China omwe ali pachiwopsezo (Egretta eulophotes) zowululidwa ndi kutsatira GPS.

zofalitsa

ndi Zhijun Huang, Xiaoping Zhou, Wenzhen Fang, Xiaolin Chen

Kusamuka ndi nyengo yachisanu ya ma Egrets aku China omwe ali pachiwopsezo (Egretta eulophotes) zowululidwa ndi kutsatira GPS.

ndi Zhijun Huang, Xiaoping Zhou, Wenzhen Fang, Xiaolin Chen

Mitundu (Avian):Chinese Egrets (Egretta eulophotata)

Magazini:Kafukufuku wa Avian

Chidule:

Kudziwa zofunikira za mbalame zomwe zimakonda kusamuka n'kofunika kwambiri popanga mapulani a kasamalidwe ka mbalame zomwe zimakonda kusamuka. Kafukufukuyu anali ndi cholinga chofuna kudziwa mayendedwe osamukira, madera ozizira, malo okhala, komanso kufa kwa ma Egrets achikulire aku China (Egretta eulophotata). Ma Egrets aku China makumi asanu ndi limodzi (akazi 31 ndi amuna 29) pachilumba chosakhala ndi anthu ku Dalian, China adatsatiridwa pogwiritsa ntchito ma transmitters a GPS. Malo a GPS ojambulidwa pafupipafupi 2 hrs kuyambira Juni 2019 mpaka Ogasiti 2020 adagwiritsidwa ntchito pounika. Akuluakulu 44 ndi 17 omwe adatsatiridwa adamaliza kusamuka kwawo m'dzinja ndi masika, motsatana. Poyerekeza ndi kusamuka kwa autumn, akuluakulu omwe amawatsatira amawonetsa njira zosiyanasiyana, kuchuluka kwa malo oima, kusamuka kwapang'onopang'ono, komanso nthawi yayitali yosamuka m'chaka. Zotsatira zasonyeza kuti mbalame zosamukira kumayiko ena zinali ndi njira zosiyanasiyana zamakhalidwe pazaka ziwiri zosamuka. Kusamuka kwa masika ndi nthawi yoyima kwa akazi kunali kotalika kwambiri kuposa kwa amuna. Kulumikizana kwabwino kunalipo pakati pa kufika kwa kasupe ndi masiku onyamuka masika, komanso pakati pa tsiku lofika masika ndi nthawi yoyimitsa. Izi zikusonyeza kuti ma egrets omwe anafika mofulumira kumalo obereketsa anachoka m'madera ozizira mofulumira ndipo amakhala ndi nthawi yochepa. Mbalame zazikuluzikulu zinkakonda madambo apakati pa mafunde, nkhalango, ndi maiwe olima m’madzi akamasamuka. M'nyengo yozizira, akuluakulu ankakonda zilumba za m'mphepete mwa nyanja, madambo apakati pa mafunde, ndi maiwe osamalira zamoyo zam'madzi. Akuluakulu aku China Egrets adawonetsa kupulumuka kochepa poyerekeza ndi mitundu ina yambiri ya ardeid. Zitsanzo zakufa zinapezeka m'mayiwe a zamoyo zam'madzi, zomwe zimasonyeza kusokonezeka kwa anthu monga chomwe chimayambitsa imfa ya zamoyo zosatetezeka izi. Zotsatirazi zidawonetsa kufunikira kothetsa mikangano pakati pa ma egrets ndi madambo opangidwa ndi anthu komanso kuteteza malo otsetsereka apakati panyanja ndi zisumbu zakunyanja m'madambo achilengedwe pogwiritsa ntchito mgwirizano wapadziko lonse lapansi. Zotsatira zathu zidathandizira kusamuka komwe sikukudziwika kwapachaka kwa ma Egrets achikulire aku China, motero kumapereka maziko ofunikira poteteza mitundu yomwe ili pachiwopsezo.