A Survey of Ant Species in Three Habitats at Mount St. Helens National Volcanic Monument

Table 1

Description of 6 study sites*.

Site name**	Site location	UTM coordinates and datum
PPLV
1a	Center of pumice plain	562988E, 5121705N, Z10
1b		562983E, 5121729N, Z10
1c		562982E, 5121754N, Z10
1d		562973E, 5121780N, Z10
2a		562953E, 5122158N, Z10
2b		562954E, 5122183N, Z10
2c		562950E, 5122203N, Z10
2d		562951E, 5122227N, Z10
PPHV
1a	Eastern fringe of pumice plain	564847E, 5121574N, Z10
1b		564853E, 5121601N, Z10
1c		564859E, 5121624N, Z10
1d		564862E, 5121648N, Z10
2a		564342E, 5121613N, Z10
2b		564347E, 5121638N, Z10
2c		564351E, 5121660N, Z10
2d		564353E, 5121686N, Z10
BDZ
1a	Windy ridge vicinity east of pumice plain	573269E, 5124328N, Z10
1b		573293E, 5124342N, Z10
1c		573301E, 5124363N, Z10
1d		573323E, 5124374N, Z10
2a		572996E, 5124151N, Z10
2b		572995E, 5124125N, Z10
2c		572997E, 5124102N, Z10
2d		573004E, 5124081N, Z10

*Designations of 1a–1d and 2a–2d indicate ant survey sites located 25 m apart along 75 m transects at each study site.
**PPLV: Pumice Plain-Low Vegetation habitat type, PPHV: Pumice Plain-High Vegetation habitat type, BDZ: Blowdown Zone habitat type.