data_btspas_nondiag1 {Petersen} | R Documentation |
This is the first non-diagonal case dataset from BTSPAS.
data(data_btspas_nondiag1)
data_btspas_nondiag1
A data frame with many rows and 3 columns
cap_hist
.Capture history of the form ‘week1..week2’ for fish that are released on week 1 and recaptured on week 2 ; '0..week22' for unmarked fish newly captured in week 2; 'week1..0' for fish released in week 1 but never recaptured.
freq
.Number of fish with this history.
Incoming sockeye salmon are captured on a first wheel, tagged with color tags that vary by week, and recaptured on an upriver weir. The upriver weir was not in operation for the first few weeks.