primary productivity
61Omak Lake — Location Okanogan County, Washington Coordinates 48°16′20″N 119°23′38″W …
62Seamount — A seamount is a mountain rising from the ocean seafloor that does not reach to the water s surface (sea level), and thus is not an island. These are typically formed from extinct volcanoes, that rise abruptly and are usually found rising from a… …
63Chicxulub crater — Imaging from NASA s Shuttle Radar Topography Mission STS 99 reveals part of the 180 kilometer (112 mi) diameter ring of the crater; clustered around the crater s trough are numerous sinkholes, suggesting a prehistoric oceanic basin in… …
64Aggregating anemone — Scientific classification Kingdom: Animalia Phylum …
65Marine pollution — While marine pollution can be obvious, as with the marine debris shown above, it is often the pollutants that cannot be seen that cause most harm. Marine pollution occurs when harmful, or potentially harmful effects, can result from the entry… …
66Amaravathi Reservoir — Infobox lake lake name = Amaravathi Reservoir image lake = Amaravathi Reservoir Dam.jpg caption lake = Amaravathi Reservoir Dam image bathymetry = caption bathymetry = location = Indira Gandhi Wildlife Sanctuary and National Park, Coimbatore… …
67Eutrophic lake — A eutrophic lake (Eu meaning good/well and trophic meaning food/nutrients) is a lake with high primary productivity, the result of high nutrient content. These lakes are subject to excessive algal blooms, resulting in poor water quality. The… …
68Picoeukaryote — Picoeukaryotes are picoplanktonic eukaryotic organisms that range in size from 0.2 – 2.0 µm. They are distributed throughout the world’s marine and freshwater ecosystems and constitute a significant contribution to autotrophic communities.… …
69ecology — ecological /ek euh loj i keuhl, ee keuh /, ecologic, adj. ecologically, adv. ecologist, n. /i kol euh jee/, n. 1. the branch of biology dealing with the relations and interactions between organisms and their environment, including other organisms …
70Amazon Rainforest — Geobox|Forest name = Amazon Rainforest native name = other name = category = image caption = Amazon rainforest, Salinopolis, Para, Brazil. image size = official name = etymology = motto = nickname = symbol = country = Brazil country1 = Peru… …
