Fig. 6From: 40-year long-term study of microbial parameters near Helgoland (German Bight, North Sea): historical view and future perspectives Running averages of bacterial direct counts (AODC; solid grey line) and corresponding percentage of rods >2.5 µm (dotted line), flagellate counts (dashed line) and colony-forming units (solid black line) from January 1995 to December 1996 (A) and from January 1998 to December 1999 (B) Back to article page