Fig. 13.10 Time series of temperature and salinity in the 20 m upper layer of a station located in the
shelf of MA
Fig. 13.11 Time series of mesozooplankton abundance (closed circles, continuous line) and
concentration of chlorophyll a (open squares, dashed line) obtained in a coastal station in MA
(https://www.st.nmfs.noaa.gov/copepod/time-series/es-50301/) from quarterly samplings carried
out in 1992–2001 and 2010–2015 (data of chlorophyll for 2002–2007 are also shown)
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