Fig. 2From: Relative growth and reproductive cycle of the date mussel Lithophaga lithophaga (Linnaeus, 1758) sampled from the Bizerte Bay (Northern Tunisia)Monthy variations in sea surface temperature (a), salinity (b), level of dissolved oxygen (c) and pH (d) in the Bay of Bizerte during the study period (Sept 2002–Sept 2003)Back to article page