Habitat = a place where organisms
Specific plants and animals interact and
depend on each other
Flora and Fauna that require similar
►Definition Rocks Piers and Jetties
►Intertidal Flats Rocky Intertidal Zone
►Ocean Beach Tidal Pool
►Dunes Coral Reef
►Salt Marsh Sea Weed
►Estuaries Open Ocean
►Maritime Forest Deep Sea Offshore bars help protect beaches from erosion.
The Foreshore rises from the water toward the crest of
the next feature: a berm.
Land which emerges ( is above water ) and Found in Virginia Beach where the
submerges ( is below water ) as the tides Atlantic Ocean touches the shore.
affect it. Prone to erosion from waves and wind.
Home to numerous burrowing organisms, Numerous burrowing organisms.
and to birds that eat them.
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Aquatic mammals, such sea lions, seals and sea
otters, are found along rockier coasts.
Beaches are full of life - the very grains of sand Crabs, clams, periwinkles, shrimp, corals, starfish
are host to diatoms, bacteria and other and sea urchins are common on nearly all
microscopic creatures. beaches.
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Shifting piles of sand by the beach.
Plants anchor here that preserve the
Burrowing organisms are plentiful
Some turtles, fish, and birds, such as terns,
gulls, sandpipers, pelicans and loons, make
the beach their home.
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HABITATS - DUNES
This comes from the weathering of volcanic rock.
Other beaches are made of cobbles, or small stones.
Waves and currents cause these stones to churn and
pound over each other.
On low-lying shores, dunes form behind beaches.
Some islands in the Pacific Ocean have BLACK SAND
Dunes look like rolling hills of sand and are blown into beaches.
place by the wind. 9/27/2005 15
Known as Wetlands
Most of the shores along the US's East Coast and Plentiful plant life
Florida's Gulf Coast are white. Brackish water
The white sand comes from granite, which has been
broken down, or weathered, into quartz and feldspar.
Salt Marsh Estuaries
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Estuaries Maritime Forest
Valuable source of nutrients. Conifer and deciduous trees with plentiful
Buffer from storms and floods. scrubs and flowers.
Wide variety of species of plants and Abundant animal life,
animals. Back Bay Refuge and First Landing State
Pollution is damaging our estuaries. Park are our local examples.
Often close to or a part of an old Dune
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Rocks Piers and Jetties
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Rocks Piers and
Areas where animals and plants attach Organisms within the intertidal zone.
with strong suction ability. Wave shock and battering.
Food is abundant in the splashing surf. Supply of abundant food.
Dangerous pounding from the waves. Numerous niches for survival
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Tidal Pool What Are Coral Reefs?*
The coral community is really a system that
includes a collection of biological communities,
That area between the high tide and low representing one of the most diverse
tide which collects sea water and ecosystems in the world. For this reason, coral
provides a rich environment for many reefs often are referred to as the "rainforests of
marine life forms. the oceans."
The inhabitants of tidal pools provide Corals themselves are tiny animals which belong
food for a large variety of other animals. to the group cnidaria (the "c" is silent). Other
cnidarians include hydras, jellyfish, and sea
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Coral Reef Coral Reef
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Coral Reefs Seaweed
Corals are sessile animals, meaning they are not
mobile but stay fixed in one place.
Corals live in colonies consisting of many Kelp Forest
individuals, each of which is called polyp. Light and nutrient rich
They secrete a hard calcium carbonate skeleton, Sea urchins
which serves as a uniform base or substrate for Sea otters
It is these hard skeletal structures that build up
coral reefs over time.
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Open Ocean Hydrothermal
350-650 degrees F
At 3,000 m.
Less than 1 % of life is below 3,000 m
Deep Scattering Layer migrate with
daylight. Some have large, sensitive eyes.
Food less abundant. Specialized species.
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Cold, dark, saline,
Adaptations of a
limited number of
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