Geology na Burtaniya

Sabon Kogin Fork, shine babban babban yankin kogin Green a Wyoming, yana gudana kusan  gaba ɗaya a cikin Sublette County . Yana zubar da wani yanki mai busasshiyar noma na kudu maso yammacin Wyoming kudu da Range River Range .

 Hakika 
Ya tashi a tafkin Lozier a cikin Kogin Wind River, kusan  sama da matakin teku, a cikin gandun daji na Bridger . Yana gudana kudu maso yamma ta cikin wani tudu mai kunkuntar ramin glacial, yana fitowa daga tsaunuka kimanin  arewa da Cora, a taƙaice faɗaɗa cikin Sabon Tafkunan Fork. Daga can ya juya kudu sannan kudu maso gabas, ya wuce Cora kuma zuwa Pinedale, yana karɓar Willow, Pine da Pole Creeks daga hagu. A Boulder yana karɓar Boulder Creek kuma ya sake juya kudu. Kogin Fork na Gabas ya haɗu da 'yan mil kaɗan kudu daga wurin. Daga haɗuwar, Sabon Fork yana nufin gabaɗaya kudu maso yamma tsakanin ƙananan bluffs, kuma ya shiga kogin Green kusan  gabas da Big Piney . 

 Nishaɗi 
Sabon cokali mai yatsu ana ɗaukar kyakkyawan kogi don tudun ciki da ke iyo da kwalekwale saboda faɗinsa da ƙarfi amma ba mai haɗari ba. Haka kuma kogin da magudanan ruwa da yawa suna da kamun kifi mai kyau musamman a sama. Koyaya, galibin hanyar kogin sun keɓe kuma baya ga ƙananan garuruwa uku da ke kan hanyarta (Cora, Pinedale da Boulder) akwai ƴan ƙauyuka kaɗan na kowane girman kusa. 

 Duba kuma 

 Jerin kogunan Wyoming

 Nassoshi