Spawning Success — spawn_success • fallRunDSM

Calculates the annual reproductive success.

spawn_success(
  escapement,
  proportion_natural,
  hatchery_age_distribution,
  natural_age_distribution,
  fecundity_lookup = fallRunDSM::params$fecundity_lookup,
  adult_prespawn_survival,
  egg_to_fry_survival,
  prob_scour,
  spawn_habitat,
  sex_ratio = fallRunDSM::params$spawn_success_sex_ratio,
  redd_size = fallRunDSM::params$spawn_success_redd_size,
  fecundity = fallRunDSM::params$spawn_success_fecundity,
  stochastic
)

Source

IP-117068

Arguments

escapement: The number of returning adults
adult_prespawn_survival: The adult prespawn survival rate
egg_to_fry_survival: The egg to fry survival rate
prob_scour: The probability of nest scouring
spawn_habitat: The available spawning habitat in square meters
sex_ratio: The female to male spawning ratio
redd_size: The size of redds including defensible space
fecundity: The number of eggs per female
stochastic: TRUE FALSE value indicating if model is being run stochastically