In pbs-assess/PACea: An R package of Pacific ecosystem information to help facilitate an ecosystem approach to fisheries management

HOTSSea

Hindcast of the Salish Sea (HOTSSea)

• physical ocean model from 1980 to 2018 (Oldford et al., 2025)
• e.g. max surface salinity in April 2018:

# plot(hotssea_avg30to150m_temperature_max())   # goes off bottom of screen
png(paste0(here::here(), "/talks/talks-manual-figures/hotssea-plot.png"),
    width = 670,   # 670 matches size from running from a chunk
    height = 480)
# plot(hotssea_avg30to150m_temperature_max())
plot(hotssea_surface_salinity_max())
dev.off()

plot(hotssea_surface_salinity_max())

{width=60%}

png(paste0(here::here(), "/talks/talks-manual-figures/hotssea-plot-for-sopo-25-report-2.png"),
    width = 670,   # 670 matches size from running from a chunk
    height = 480,  # 480 for 2x2
    res = 100)     # default is 72, actually increases font size, so tweak as desired
plot(hotssea_bottom_temperature_max(),
     months = c("January", "September"),
     years = 2010,
     eez = FALSE)
dev.off()

pdf(paste0(here::here(), "/talks/talks-manual-figures/hotssea-plot-for-sopo-25-report-2.pdf"),
    width = 2,
    height = 3)
plot(hotssea_bottom_temperature_max(),
     months = c("January", "September"),
     years = 2010,
     eez = FALSE)
dev.off()

Available variables

HOTSSea objects in pacea are (40 in total):

hotssea_data

           data_name
1  hotssea_surface_salinity_min
2  hotssea_surface_salinity_mean
3  hotssea_surface_salinity_max
4  hotssea_surface_salinity_std
5  hotssea_surface_temperature_min
6  hotssea_surface_temperature_mean
7  hotssea_surface_temperature_max
8  hotssea_surface_temperature_std
9  hotssea_avg0to30m_salinity_min
10 hotssea_avg0to30m_salinity_mean
11 hotssea_avg0to30m_salinity_max
12 hotssea_avg0to30m_salinity_std
13 hotssea_avg0to30m_temperature_min

\pause

hotssea_avg0to30m_temperature_min: for each month and spatial cell, is the depth-integrated mean (over the top 30 m) of each modelled depth's minimum (over the month) daily mean temperature.

pbs-assess/PACea documentation built on April 17, 2025, 11:36 p.m.