Figure 1.
The study area (large black rectangle), Manu National Park, south-eastern Peru.
Figure 2.
Inferred total number of otters (solid line), cubs (dotted line) and transients (dashed).
Figure 3.
Inferred total number of resident groups (solid line) and mean group size (dotted line).
Table 1.
Observed census data 1991–2006, Manu National Park, Peru.
Table 2.
Inferred census data 1991–2006, Manu National Park, Peru.
Figure 4.
Population structure by age class, years 1994, 1996, 2002 and 2004.
Table 3.
Cohort life table for the Manu giant otter population, 1991 to 2006 cohorts (excluding 1997 and 1998).
Table 4.
Baseline demographic variables for giant otters in Manu National Park.
Figure 5.
Trends in number of litters (solid line) and mean litter sizes (for those litters).
Figure 6.
Survivorship from birth, all cohorts (n = 177).
Figure 7.
Post-independence survivorship of males (n = 31, solid line) and females (n = 17, broken line).
Figure 8.
Male status (R - reproductive group member, T - transient, G - non-breeding group member) by age age class (n = 33).
Figure 9.
Female status (R - reproductive group member, T - transient, G - non-breeding group member) by age age class (n = 23).