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Marine Biome. World’s Largest Biome Defined by “Salinity” – 3.7% Variable Conditions for Saltwater Light Current Salinity Pressure. Ocean Zones. Intertidal Shore and Beach Must live in and out of water Attach or Burrow into rocks Neritic Most Favorable Living Conditions – Why?
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Marine Biome • World’s Largest Biome • Defined by “Salinity” – 3.7% • Variable Conditions for Saltwater • Light • Current • Salinity • Pressure
Ocean Zones • Intertidal • Shore and Beach • Must live in and out of water • Attach or Burrow into rocks • Neritic • Most Favorable Living Conditions – Why? • Oceanic • Surface Waters are Productive • Most life ceases at 1 mile deep
The Estuary Mix of Fresh and Salt Water
Terrestrial Biomes – LAND! • Desert • Tundra • Grassland • Temperate Forest • Coniferous Forest
Desert • Less than 10 inches of rain a year • Days are hot • Nights are cold • Makes up 35% of the world • Only SouthWest US and Mexico
Flora and Fauna • Water is from plants, dew, or other animals • Small rodents, reptiles, birds of prey • Plants have taproots or water-saving features
Tundra Biome • Less than 10 inches of precipitation a year • Permafrost • Summer months with lots of weak sunshine
Flora and Fauna • Most animals migrate • Caribou • Reindeer • Lemmings • Lynx • Fox • Birds of Prey • Musk Ox lives year round • Graze on grass, moss, lichens, sedges
Grassland Biome • Lack of Trees • Historically the Largest Biome in the US • Continental Climate = hot summers, cold winters • Burning is common
Flora and Fauna • Sedges, Forbs, Grasses • Lots of Ungulates • Antelopes, Bison, Deer • Prairie Dogs • Snakes • Coyotes (Prairie Wolves)