I am struggling this week!11a A whitefish with the name of a North American Indian tribe (9) m _ _ _ _ _ n _ _ and 7d A papal treasurer (10) _ _ _ _ _ _ e _ g _ . Still not there but battling on. Many thanks in advance
http://en.wikipedia.org/wiki/Atikamekw
There is a North American Indian tribe called Atikamekw, which means WHITEFISH but this doesn't match your letters