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Prey abundance and owl reproductive success<br />

Prey abundance<br />

120<br />

100<br />

80<br />

60<br />

40<br />

20<br />

flying squirrel<br />

deer mouse<br />

spotted owl reproducti<strong>on</strong><br />

2.0<br />

1.5<br />

1.0<br />

0.5<br />

# of owlets / owl pair<br />

0<br />

Rosenberg et al. 2003<br />

1987 1988 1989 1990 1991 1992 1993 1994 1995 1996<br />

Year<br />

0.0

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