Supplement to: Herbert, Timothy D; Schuffert, Jeffrey D; Thomas, D; Lange, Carina Beatriz; Weinheimer, Amy L; Peleo-Alampay, Alyssa; Herguera, Juan-Carlos (1998): Depth and seasonality of alkenone production along the California Margin inferred from a core top transect. Paleoceanography, 13(3), 263-271, https://doi.org/10.1029/98PA00069