3 age structured projection matrices for Helmeted Honeyeaters in 1991-1994, and the associated population vectors.
hh_A hh_N
two lists
a list of 3 10x10 projection matrices.
a list of 4 vectors of length 10 with counts by age.
Unfortunately I have no idea where this data came from.
This bird is critically endangered, restricted to 3 small populations just east of Melbourne. Zoos Victoria contributes to conservation by captive rearing individuals to supplement wild populations, as well as maintaining a captive population "lifeboat" for the species.