title: Direct and indirect observations of bacteria on marine pebbles.
mesh_terms: D000333:Aeromonas / Q000145:classification / Q000302:isolation & purification; D001407:Bacillus / Q000145:classification / Q000302:isolation & purification; D001419:Bacteria / Q000145:classification / Q000302:isolation & purification*; D001431:Bacteriological Techniques; D002170:Canada; D005374:Filtration; D008567:Membranes, Artificial; D008856:Microscopy, Fluorescence; D011549:Pseudomonas / Q000145:classification / Q000302:isolation & purification; D012034:Refrigeration; D012623:Seawater; D014871:Water Microbiology
chemical_list: D008567:Membranes, Artificial