World ocean atlas 2001. Volume 4, Nutrients Nutrients WOA01

This atlas contains maps of the climatological distribution of phosphate, nitrate, and silicate at selected standard depth levels of the world ocean on a one-degree grid. Maps for all-data annual, seasonal, and monthly compositing periods are presented at standard depth levels. for all-data annual, seasonal, and monthly compositing periods at selected standard levels. Conkright, Margarita, E. ... [et al.] ; editor, Sydney Levitus ; National Oceanographic Data Center, Ocean Climate Laboratory. "May 2002." "The oceanographic analyses described by this atlas series expand on earlier works, e.g. the World Ocean Atlas 1998 (WOA98), World Ocean Atlas 1994 (WOA94) and Climatological Atlas of the World Ocean"--Preface. Also available online in PDF via the NOAA Central Library; and via the NODC website. Includes bibliographical references (p. 10-11). Issued by: National Oceanographic Data Center, Ocean Climate Laboratory. 2002 NESDIS (National Environmental Satellite, Data, and Information Service) Library Public Domain 2286