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Fig. 1 | Helgoland Marine Research

Fig. 1

From: The influence of season and the tidal cycle on division of labour by the radula during feeding in the estuarine brooding gastropod Crepipatella dilatata (Calyptraeidae)

Fig. 1

Crepipatella dilatata. Mean values (± SD) for environmental variables [Salinity, no units; TPM total particulate matter (mg L−1); POM particulate organic matter (mg L−1)] in the water column during tidal cycles in the Quempillén estuary at different times of the year. a Summer (January); b autumn (May); c winter (August); d spring (November)

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