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Progress in Earth and Planetary Science
Fig. 1 | Progress in Earth and Planetary Science

Fig. 1

From: Controlling factors of latitudinal distribution of dissolved organic matter in the upper layers of the Indian Ocean

Fig. 1

Map of sampling sites. The northern transect is Leg 2 and the southern transect is Leg 3. According to Longhurst (1998), the seven biogeochemical provinces encountered in this study are shown in colors: INDW (steel blue), Western India Coastal; MONS (blue), Indian Monsoon Gyres; ISSG (light blue), Indian South Subtropical Gyre; SSTC (yellow green), South Subtropical Convergence; SANT (yellow), Subantarctic Water Ring; ANTA (orange), Antarctic; APLR (brown), Austral Polar provinces. Gray circles represent sites where CDOM measurements were obtained, black triangles represent sites for FDOM measurements, and green crosses represent DOC measurements

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