Mammal
Mountain Goat
Oreamnos americanus
Photo: Diego Delso, CC BY-SA 3.0
Common Names
White Buffalo / Mountain Sheep
Habitat
Lemhi area
Conservation
Apparently secure
First Observed
1806-02-22
Observed At
Fort Clatsop, Oregon (described from Native accounts and trade goods)
Known only from skins and native reports until Clark “saw one at a distance.” Lewis described while at Fort Clatsop.
Journal References
15 journal entries mention Mountain Goat
Sep
5
1804
Missouri River near Niobrara River — Patrick Gass: September 5, 1804
...t three miles
higher up, on the north side, a creek, called Goat creek. On
the hills above this creek we saw some goats or antelopes,
which the French called cabres...
Sep
14
1804
Missouri River near White River — Patrick Gass: September 14, 1804
...came to us here; had killed a hare. Captain Clarke
killed a goat or antelope.
Sep
17
1804
Missouri River near White River — Patrick Gass: September 17, 1804
...teen common and two black-tailed deer,
three buffaloe and a goat. The wild goat in this country
differ from the common tame goat, and is supposed to be the
real ant...
Sep
20
1804
Missouri River near Big Bend — Patrick Gass: September 20, 1804
...ain Clarke and the other man joined
us. They had killed two goats and two deer. At 1 o'clock
at night, the bank where we were stationed began to fall so
much, that ...
Oct
18
1804
Missouri River approaching Cannonball River — Patrick Gass: October 18, 1804
...e, and all the hunters
came in having killed six deer, four goats and a pelican.
Feb
25
1805
Fort Mandan, preparing for departure — Patrick Gass: February 25, 1805
...near the horns 3
and its ears are shorter than those of the goat: it alsore-—
Y veer les the Ram in its horns, and im all the particular eons “a
tours of its fo...
Apr
7
1805
John Ordway: April 7, 1805
... to
go back to the States also Some curious animals such as Goat
Skins & horns, a barking Squerrell Some Mountain Rams horns
a prarie hen & badgers Some birds caule...
Apr
15
1805
Missouri River near Little Missouri — Patrick Gass: April 15, 1805
...n very well. Passed a large
creek on the North side, called Goat-pen creek. We saw a
number of buffaloe and two bears on the bank of the river.
After going 23 miles...
May
20
1805
Missouri River near Musselshell River — John Ordway: May 20, 1805
as usal. one of the hunters or trapers caught a large beaver last night, about nine o. Clock A.M. we passed the mouth of a...
May
26
1805
Patrick Gass: May 26, 1805
... We passed two creeks this fore-
* «The Ibex resembles the goat in the shape of its body : but differs in the horns
which are much larger. ‘They are bent backwar...
May
27
1805
Missouri River, first view of Rocky Mountains — Patrick Gass: May 27, 1805
...near the
horns ; and its ears are shorter than those of the goat: it also resembles the Ram in its
horns, and in all the particular contours of its form. The horns ...
Jun
26
1805
Great Falls Portage — John Ordway: June 26, 1805
...at sun rise and proceeded on. the current Swift, we found
a goat or antelopes Skin which Cap* Clark killed and left for us.
we passed a redish clift of rocks on Sta...
Jun
29
1805
Great Falls Portage — Joseph Whitehouse: June 29, 1805
... usal and proceeded
on. the current verry rapid. we found a goat Skin which
Cap! Clarks party had killed and left on Shore. passed a yal-
low or redish clift of roc...
Jun
30
1805
Great Falls Portage — Joseph Whitehouse: June 30, 1805
...te bear on an Island. Saw a nomber of
otter. Saw a flock of goats or antelopes one of the hunters
killed one of them. we Saw a Camp where Cap! Clark had
Stayed one ...
Jul
24
1805
Missouri River above Great Falls, Gates of the Mountains — Joseph Whitehouse: July 24, 1805
... usal and proceeded
on. the current verry rapid, we found a goat Skin which
Cap! Clarks party had killed and left on Shore, passed a yal-
low or redish clift of roc...