Figure 1

Figure 1

Figure 1. Multidecadal variability in

  1. Ocean thermal stratification
  2. The Pacific Decadal Oscillation index (annual averages, Mantua et al. 1997)
  3. Biomass anomalies of the krill Nyctiphanes simplex
  4. Biomass anomalies of the uncommon doliolid D. denticulatum
  5. Biomass of an assemblage of salps that predominate in the cool phase

All records begin in 1950 (from Ohman and Venrick 2003). Dashed lines indicate hypothesized nodes

From: 
The California Current Coastal Pelagic Ecosystem (CCE) LTER