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The pelagic food web, showing the central involvement of marine microorganisms in how the ocean imports nutrients from and then exports them back to the atmosphere and ocean floor. A marine food web is a food web of marine life. At the base of the ocean food web are single-celled algae and other plant-like organisms known as phytoplankton.
Historically, construction of the Lake Washington Ship Canal drastically changed the inflow and outflow of the lake. Before construction of the canal in 1916, Lake Washington's outlet was the Black River, which joined the Duwamish River and emptied into Elliott Bay. When the canal was opened the level of the lake dropped nearly nine feet (2.7 m ...
A freshwater aquatic food web. The blue arrows show a complete food chain (algae → daphnia → gizzard shad → largemouth bass → great blue heron). A food web is the natural interconnection of food chains and a graphical representation of what-eats-what in an ecological community.
The Puget Sound region has been rapidly growing. According to the Puget Sound Regional Council (PSRC), a board that plans for growth in the four central counties of the area (Kitsap, Pierce, Snohomish and King counties), the combined population of these counties was nearly 3.4 million residents in 2003.
As Lake Washington was then 9 feet (2.7 m) higher and the isthmus was only a few hundred feet wide, during seasonal floods the peninsula would become an island. A large wetland and marsh was north of what is now the park entrance circle, at what is now Andrews Bay. The lake, bay, wetlands, and peninsula were richly abundant.
Food chain in a Swedish lake. Osprey feed on northern pike, which in turn feed on perch which eat bleak which eat crustaceans.. A food chain is a linear network of links in a food web, often starting with an autotroph (such as grass or algae), also called a producer, and typically ending at an apex predator (such as grizzly bears or killer whales), detritivore (such as earthworms and woodlice ...
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The Montlake Cut is the easternmost section of the Lake Washington Ship Canal, which passes through the city of Seattle, linking Lake Washington to Puget Sound.It opened in 1916 after 56 years of conversation and construction to create the manmade canal.