And 13 active strains were collected from sea mud, sea sand and other abiotic organisms, 3 active strains were collected from algae, sponges, moss and other live organisms.

• 从宿主来源看,其中13株微生物菌株来自海泥、海沙等非生命体,3株来源于海藻、海绵、苔藓等生命有机体。