Biomass

Function: getDomainBiomass()

Purpose

Calculates mean biomass kg/cylinder (or \(kg/177m^2\)) at the domain level.

Usage

getDomainBiomass()

Output

getDomainBiomass(STTSTJ, "spa viri") %>% 
  select(YEAR:n) %>% 
  kableExtra::kable()
YEAR REGION SPECIES_CD biomass var n
2017 STTSTJ SPA VIRI 0.2088178 0.0005979 236
2019 STTSTJ SPA VIRI 0.2294132 0.0017350 322
2021 STTSTJ SPA VIRI 0.1631276 0.0004347 165
2023 STTSTJ SPA VIRI 0.2418767 0.0010974 287

Function: getStratumBiomass()

Purpose

Calculates mean biomass kg/cylinder (or \(kg/177m^2\)) at the stratum level.

Usage

getStratumBiomass()

Output

getStratumBiomass(STTSTJ, "spa viri") %>% 
  select(YEAR:n) %>% 
  head() %>% 
  kableExtra::kable()
YEAR REGION STRAT PROT SPECIES_CD biomass var n
2017 STTSTJ AGRFDEEP 0 SPA VIRI 0.5768673 0.0289862 38
2017 STTSTJ AGRFSHLW 0 SPA VIRI 0.3582542 0.0029526 36
2017 STTSTJ BDRKDEEP 0 SPA VIRI 0.0859075 0.0043159 2
2017 STTSTJ BDRKSHLW 0 SPA VIRI 0.2865189 0.0051210 21
2017 STTSTJ HARDDEEP 0 SPA VIRI 0.2580809 0.0022497 65
2017 STTSTJ HARDSHLW 0 SPA VIRI 0.0308755 0.0009012 3

Function: getPSUBiomass()

Purpose

Calculates mean biomass kg/cylinder (or \(kg/177m^2\)) at the Primary Sample Unit (PSU) level.

Usage

getPSUBiomass()

Output

getPSUBiomass(STTSTJ, "spa viri") %>%
  head() %>% 
  kableExtra::kable()
YEAR REGION STRAT PROT PRIMARY_SAMPLE_UNIT SPECIES_CD m var biomass
2017 STTSTJ AGRFDEEP 0 6018 SPA VIRI 1 NA 0.5073205
2017 STTSTJ AGRFDEEP 0 6019 SPA VIRI 1 NA 0.3159863
2017 STTSTJ AGRFDEEP 0 6020 SPA VIRI 1 NA 0.0000000
2017 STTSTJ AGRFDEEP 0 6022 SPA VIRI 1 NA 0.0000000
2017 STTSTJ AGRFDEEP 0 6023 SPA VIRI 1 NA 0.1099006
2017 STTSTJ AGRFDEEP 0 6024 SPA VIRI 1 NA 0.4446755