המועדפים של frontyardscientist

Could it be another species of Zanthoxylum or Rosa? If not this is one of Québec's only Zanthoxylum americanum observations directly east of Montréal. Exciting! As you can see in the third shot I picked some trash out of the leaf pile 🙂

Detailed info: http://life-on-earth.ru/sokhranenie-bioraznoobraziya/amudarinskie-lopatonosy-reka-vakhsh-tadzhikistan

Photos 1-19:
Pseudoscaphirhynchus kaufmanni (Small narrownose form) caught in the lower stream of Vakhsh River (Tadjikistan) in 2012-2013 for conservation purposes and its eggs (on various stages of theier development) and larva (the photos of eggs and larva were taken by Dmitry Balashov - a member of EARAZA the most rare Eurasian sturgeons conservation group).
The last photo:
Alexey Chernyak with Pseudoscaphirhynchus kaufmanni (Вig broadnose form) caught at the same place in 2012 for conservation purposes (Вig broadnose form is a rare guest in Vakhsh River coming from Amu Darya River time to time.