Teal Salvadori ko duck Salvadori (Salvadorina waigiuensis) memba ne na umarnin Anseriformes kuma na dangin duck ne.
Wannan nau'in yana cikin halittar monotypic ta Salvadorina, wacce bata samar da kananan halittu ba. Dangane da fasali iri daban-daban na teal, Salvadori memba ne na jinsi kuma ya faɗa cikin ƙaramin gidan Tadorninae, wanda ke haɗar da agwagwa waɗanda ke da irin wannan daidaitawa zuwa mazaunin tsaunuka. An ba da takamaiman sunan shayin Salvadori don girmama karni na 18 na masarautar Italiyanci Tommaso Salvadori. Ma'anar waigiuensis ta fito ne daga sunan wurin Waigeo, wanda ke nufin tsibiri kusa da New Guinea.
Alamar waje ta Salvadori mai shayi
Teal Salvadori wani ɗan ƙaramin agwagi ne mai girman jiki kusan kusan nauyin 342 ne kawai.
Ya banbanta da sauran nau'ikan agwagwa ta launin shuɗi mai duhu mai ruwan ɗumi da baki mai launin rawaya. Lumbin yana da launuka masu launuka iri-iri da tabo na launin ruwan kasa mai launin fari da fari. Sauran ducks din Australiya, kwatankwacin naman telan Salvadori, suna da kawunan haske da kuma kalar ruwan kasa mai kauri. Afafu a teburin Salvadori, kalar ruwan lemu. Mace da namiji suna da kusan ruwa mai kama.
Telan Salvadori ya bazu
Teal Salvadori wani nau'ine ne wanda ake samu a tsaunukan New Guinea (Papua, Indonesia da Papua New Guinea). Yana iya kasancewa a tsibirin Weijo na Indonesiya, amma wannan zato ne kawai, tunda ba a lura da telan Salvadori a waɗannan wuraren ba.
Wurin zama na Salvadori
Ana samun shayin Salvadori a ƙananan tsaunuka. Ana samun su a tsawan mita 70 a cikin Tekun Lakekamu, amma galibi ana yada su cikin tsibirin a cikin kowane mazaunin tsaunuka. Ducks sun fi son koguna da rafuka masu sauri, kodayake suma suna bayyana a kan tabkuna masu kaɗan. Wuraren telan Salvadori suna da wahalar isa da kuma sirri. Su sirri ne da yuwuwar dare.
Fasali na halayen teal Salvadori
Tea na Salvadori sun fi son zama a yankunan tsaunuka.
An lura da tsuntsaye a wani tafki mai tsayin mita 1650 a Foya (West New Guinea). Suna iya ratsa daji mai dumbin yawa don neman kyakkyawan mazauni. Kodayake ana nuna wuraren zama masu kyau ga nau'ikan a tsawan mita 70 zuwa 100, amma galibi waɗannan agwagwan suna yaɗu aƙalla mita 600 kuma a tsawan sama.
Salvadori mai dafa abinci
Teal Salvadori su ne agwagi masu cin komai. Suna ciyarwa, suna yawo a cikin ruwa, suna nutso don neman ganima. Babban abincin shine kwari da tsutsa, da kuma yiwuwar kifi.
Kiwon shayi Salvadori
Teal na Salvadori suna zaɓar wuraren sheƙawa kusa da tafki. Tsuntsayen gida na sauka a gefen koguna masu gudu da gudu da rafuffuka da tafkuna masu tsayi. Wasu lokuta sukan sauka kan rafuka masu gudana a hankali tare da wadataccen abinci. Wannan nau'in agwagwar ba shi da ban sha'awa kuma akwai ko dai daidaikun mutane ko kuma nau'ikan manyan tsuntsayen. Yankunan kiwo suna da nau'ikan girman rukunin yanar gizo wanda ya dogara da yanayin gida. Misali, wasu tsuntsayen sun mamaye wani yanki mai tsayin mita 1600 a bakin Kogin Baiyer, kuma a kan Kogin Menga, wani fili mai tsawon mita 160 ya isa tsuntsayen.
Wannan nau'in agwagwar ya fi son zama a kan ƙananan raƙuman ruwa, kuma ya zama ba shi da yawa akai-akai a kan manyan hanyoyin ruwa.
Lokacin kiwo yana daga watan Afrilu zuwa Oktoba, mai yiwuwa kuma a cikin Janairu. A karkashin sharaɗi masu kyau, haɗuwa biyu a kowace shekara suna yiwuwa. Gida yana kan ƙasa ko kusa da gaɓar teku a cikin ciyayi mai danshi, wani lokaci a tsakanin manyan duwatsu. A kama akwai daga ƙwai 2 zuwa 4. Mata ne kawai ke ɗaukar hoto don ɗaukar kwanaki 28. Yin ƙila zai iya faruwa aƙalla kwanaki 60. Duk tsuntsayen da suka manyanta suna tuƙa ɗan akuya, macen tana iyo tare da kajin da ke zaune a bayanta.
Matsayin kiyayewa na telan Salvadori
Teal Salvadori IUCN ta rarraba shi azaman nau'in jin rauni (IUCN). Adadin mutanen duniya a yanzu ana kiyasta sun kai tsakanin 2,500 zuwa 20,000 manya kuma ana tsammanin adadin tsuntsayen da ba safai ba zasu ci gaba da raguwa yayin da shayin Salvadori ya dace da muhalli na musamman, don haka yawansu zai kasance kaɗan.
Dalilan raguwar adadin telan Salvadori
Adadin ruwan tekun Salvadori yana raguwa a hankali.
Wannan raguwar ya faru ne sakamakon lalacewar mazaunin, galibi saboda ramuka da koguna suka yi, musamman bayan da aka gina masana’antun samar da wutar lantarki da ci gaban masana’antar hakar ma’adanai da kuma sare bishiyoyi. Kodayake ana iya lura da wannan tasirin ne kawai a ƙananan yankuna. Farauta da farautar karnuka, gasa ta wasanni a kamun kifi kuma babbar barazana ce ga wanzuwar jinsin. Noman kifi na gargajiya a cikin rafuka masu gudana yana haifar da haɗari ga ƙananan telan saboda gasar cin abinci.
Matakan kiyayewa don ruwan tekun Salvadori
Teal Salvadori Wannan nau'in ana kiyaye shi ta doka a Papua New Guinea. Irin wannan agwagwan shine abin bincike na musamman. Don wannan dalili ya zama dole:
- Gudanar da bincike game da koguna a wuraren da ake samun ruwan tekun Salvadori sannan a gano matsayin tasirin tasirin halittar dan adam game da gidajen tsuntsayen.
- Don kimanta tasirin tasirin farauta akan yawan agwagwa.
- Bincika tasirin tashoshin samar da wutar lantarki a kogin daga sama zuwa ƙasa, da kuma sakamakon gurɓatarwa daga ayyukan haƙa ma'adinai da ayyukan sare itace.
- Bincika rafuka tare da adadi mai yawa na kifin kuma gano tasirin kasancewar waɗannan kifin akan adadin teal.
- Binciken tasirin abubuwan da ke cikin muhalli a kan tabkuna da koguna.
