摘要: EELGRASS (Zostera marina L.), a marine angiosperm which grows on the Pacific coast of North America from Gulf California to Chukchi Sea1, has been found living under winter sea ice in Safety Lagoon, an embayment Bering Sea near Nome, Alaska. A submarine television system revealed plants be good vegetative condition 20 30 cm water between sediment and undersurface (Figs. 1 2). The odour hydrogen sulphide subsequent tests with oxygen probe showed this anoxic.