SST: NOAA-derived daily SST readings. Season & dome: Costa Rica Dome /
Papagayo upwelling literature. Coast/borders: Natural Earth 10m. Boundary:
ICJ 2 Feb 2018. Basemap: OpenStreetMap contributors / Protomaps.
Scores are a transparent KPI model, not a forecast or
survey. Wind/sea state and Small Craft Advisories override fishing scores.