otters {SDaA} | R Documentation |
Data on number of holts (dens) in Shetland, United Kingdom used in Kruuk et al. (1989). (Data courtesy of Hans Kruuk).
otters
Data frame with the following three variables:
coastline section
type of habitat (stratum)
number of holts
Kruuk, H.A. et al. (1989). An estimate of numbers and habitat preferences of otters Lutra lutra in Shetland, UK., Biological Conservation, 49: 241–254.
Lohr (1999). Sampling: Design and Analysis, Duxbury, p. TODO and 443.