These designs have been issued as bimetallic, presumably for circulation, in various years then reissued a collector one ruble coins at the rate of one per year.
White-Necked Goose, Anser albafrons, 1R, 1998, KM630, Ag
Ross's Gull, Rhodostethia rosea, 1R, 1999, KM643, Ag
Black Cranes, Grus monach, 1R, 2000, KM719, Ag
Golden Eagle, Aquila chrystatus, 1R, 2002, KM760, Ag
Pygmy Cormorant, Phalocorax pygmeus, 1R, 2003, KM816, Ag
Marbled Murrelet, Brachyramphus marmoratus, 1R, 2003, KM882, Ag
Pallid Harrier, Circus macrourus, 1R, 2007, KM961, Ag