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Table 1 Published fire history data for each of the three study areas: Bob Marshall (BM), Selway-Bitter-root (SB), and Frank Church (FC). Estimates of present-day fire rotations are indicated with an asterisk (*). Other estimates of fire rotation, derived from contemporary fire history studies, are considered historical rotations for the purposes of this paper.

From: Characterizing Fire-on-Fire Interactions in Three Large Wilderness Areas

Source

Study area

Fire rotation (yr)

Fire regime description

Arno, 1980

BM

40 to 150

Mixed severity—high to low frequency

Barrett et al. 1991

BM

25 to 75

Mixed severity—high frequency

 

BM

120 to 350

Stand replacing—low frequency

Brown et al. 1994

SB

54 to 197

Stand replacing—low frequency

 

SB

22 to 56

Low- to mixed-severity—high frequency

Kipfmueller, 2003

SB

139 to 341

Stand replacing—low frequency

Rollins et al. 2001

SB

194*

Includes all fire regimes

Barrett and Arno 1988

FC

4 to 41

Low severity—high frequency

 

FC

40 to 200

Stand replacing—low frequency

USDA 2002

FC

15 to 84*

Low severity—high frequency

 

FC

35 to 105*

Mixed severity—high frequency

 

FC

75 to 100*

Mixed severity—low frequency

 

FC

150 to 198*

Stand replacing—low frequency