TABLE 1.

Bacterial strains used in the experiments^a

Strain	Identification (by GenBank alignment) (GenBank accession no.)	% Homology to GenBank sequence	Size
			Width × length (μm × μm)	Vol (μm3)
HP11	Microscilla furvescens (M58792)	90	1 × 3.5	2.7
HP15	Marinobacter PCOB-2 (AJ000647)	98	1 × 3.5	2.7
HP22	Uncultured Alpha proteobacterium (AJ18163)	94	0.5 × 2	0.4
HP33	Roseobacter sp. (Rhizobium sp. strain SDW052 [AF345550] and/or Agrobacterium tumefaciens [AF388033])	99	0.8 × 2	1.0
T5	Marine bacterium PP-154 (AJ296158)	99	0.8 × 2	1.0

^aAll strains were isolated from marine snow collected in the German Wadden Sea.