haddock: Biological data for haddock (Melanogrammus aeglefinus)
In fishmethods: Fishery Science Methods and Models
haddock R Documentation
Biological data for haddock (Melanogrammus aeglefinus)
Description
The haddock data frame has 15 rows and 4 columns.
Age, weight at spawning, partial recruitment, and fraction mature data for haddock (Melanogrammus aeglefinus) used by Gabriel et al. (1989)
to calculate spawning stock biomass-per-recruit.
Usage
haddock
Format
This data frame contains the following columns:
- age
vector of ages
- ssbwgt
vector of weights at spawning for each age
- partial
partial recruitment vector
- pmat
vector of fraction of females mature at age
Source
Gabriel, W. L., M. P. Sissenwine, and W. J. Overholtz. 1989. Analysis of spawning stock biomass per recruit:
an example for Georges Bank haddock. North American Journal of Fisheries Management 9: 383-391.
fishmethods documentation built on April 27, 2023, 9:10 a.m.
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| haddock | R Documentation |
Biological data for haddock (Melanogrammus aeglefinus)
Description
The haddock data frame has 15 rows and 4 columns.
Age, weight at spawning, partial recruitment, and fraction mature data for haddock (Melanogrammus aeglefinus) used by Gabriel et al. (1989)
to calculate spawning stock biomass-per-recruit.
Usage
haddock
Format
This data frame contains the following columns:
- age
vector of ages
- ssbwgt
vector of weights at spawning for each age
- partial
partial recruitment vector
- pmat
vector of fraction of females mature at age
Source
Gabriel, W. L., M. P. Sissenwine, and W. J. Overholtz. 1989. Analysis of spawning stock biomass per recruit: an example for Georges Bank haddock. North American Journal of Fisheries Management 9: 383-391.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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