Nominal ship length in m

This is based on the "Average LOA in m" column in Table 1 of Mayette and Brillant (2026).

Usage

shipLength(type = NULL)

Arguments

type

either (1) a string identifying the ship type, in which case the average overall length of the named vessel is returned, or (2) NULL, in which case a data frame containing type and length is returned.

Value

shipLength returns ship length in m, as defined in Mayette and Brillant (2026).

References

Mayette, Alexandra, and Sean W. Brillant. "A Regression-Based Method to Estimate Vessel Mass for Use in Whale-Ship Strike Risk Models." PloS One 21, no. 1 (2026): e0339760. https://doi.org/10.1371/journal.pone.0339760.

See also

Other functions relating to ship characteristics: shipAreaFromMass(), shipMassFromLength(), shipWaterForce()

Author

Dan Kelley, with help from Alexandra Mayette

Examples

library(whalestrike)
# An individual length
shipLength("Fishing")
#> [1] 25.9
# A table of lengths
shipLength()
#>                   type length
#> 1         Bulk Carrier  221.0
#> 2       Container Ship  240.7
#> 3               Cruise  219.1
#> 4                Ferry  100.1
#> 5              Fishing   25.9
#> 6  Government/Research   63.7
#> 7                Other   83.3
#> 8            Passenger   23.2
#> 9       Pleasure Craft   42.2
#> 10             Sailing   20.3
#> 11              Tanker  198.4
#> 12                 Tug   44.1