Stock and recruitment data for Vendace from Lake Pyhajarvi.

Description

Vendace (Coregonus albula) recruitment in Lake Pyhajarvi.

Format

A data frame of 9 observations on the following 2 variables:

• fecundity: Total fecundity (10^9 eggs) of spawning stock
• recruits: Number of recruits (10^6 fish) in Autumn after hatching

Topic(s)

• Stock-Recruit
• Recruitment

Note

Original authors fit an exponential curve to the fecundity-recruits relationship.

Source

From (approximately) Figure 6 in Helminen, H. and J. Sarvala. 1994. Population regulation of vendance (Coregonus albula) in Lake Pyhajarvi, southwest Finland. Journal of Fish Biology 45:387-400.

Examples

data(VendaceLP2)
str(VendaceLP2)
head(VendaceLP2)
plot(recruits~fecundity,data=VendaceLP2)