aquatic biomes
DESCRIPTION
AQUATIC BIOMES. - WATER ECOSYSTEMS -FRESHWATER, MARINE, ESTUARIES -ABIOTIC FACTORS: -LIGHT INTENSITY -OXYGEN LEVELS -CARBON DIOXIDE LEVELS -ORGANIC AND INORGANIC NUTRIENTS. FRESHWATER BIOMES. RIVERS, LAKES, STREAMS, PONDS, VERNAL POOLS SUPPLY DRINKING WATER MANY BECOMING POLLUTED - PowerPoint PPT PresentationTRANSCRIPT
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-WATER ECOSYSTEMS-FRESHWATER, MARINE, ESTUARIES
-ABIOTIC FACTORS:-LIGHT INTENSITY-OXYGEN LEVELS-CARBON DIOXIDE LEVELS-ORGANIC AND INORGANIC NUTRIENTS
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FRESHWATER BIOMESRIVERS, LAKES, STREAMS, PONDS, VERNAL
POOLSSUPPLY DRINKING WATERMANY BECOMING POLLUTEDBECOMING SCARCE IN MANY AREASSOURCE OF FOOD
FLOATING PLANTS/ANIMALS (PLANKTON) PROVIDE FOOD FOR FISH, AMPHIBIANS
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VERNAL POOLSTEMPORARY POOLS (2000 IN MASS.)FORM IN SPRING FROM SNOW MELT/RUNOFFSUPPORT SPECIES FOUND IN NO OTHER
ECOSYSTEMSOBLIGATE SPECIES REPRODUCE ONLY IN TIDE
POOLSDESIGNATED VERNAL POOLS ARE PROTECTEDANYONE CAN HAVE A VERNAL POOL
CERTIFIED
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VERNAL POOL CHARACTERISTICS
MUST DRY UP IN SUMMERMUST HAVE NO INLET OR OUTLETMUST SUPPORT AT LEAST ONE OBLIGATE
SPECIESOBLIGATE SPECIES INCLUDE:
FAIRY SHRIMPFINGERNAIL CLAMSMOLE SALAMANDERS
JEFFERSON SPOTTED MARBLED BLUE SPOTTED
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VERNAL POOL CERTIFICATIONSIGNED APLICATIONDOCUMENT LOCATION (MAP)TAKE PHOTOS OF AREATAKE PHOTOS OF OBLIGATE SPECIESPROVIDE EVIDENCE OF OBLIGATE
SPECIES (NOT THE ORGANISMS THEMSELVES!)
CONTACT/SEND INFO TO WILDLIFE DEPT.http://www.vernalpool.org/macert_3.htm
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VERNAL POOL
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VERNAL POOL INDICATOR SPECIES(OBLIGATE SPECIES)
MARBLED SALAMANDER
BLUE SPOTTED SALAMANDER
SPOTTED SALAMANDER
FAIRY SHRIMPFINGERNAIL CLAM JEFFERSON
SALAMANDER
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WOOD FROGS
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MARINE BIOMES
-COVER MOST OF EARTHSUNLIGHT TO ABOUT 200 METERS
MAXIMUMPHOTIC ZONEPHOTOSYNTHESIS TAKES PLACE HERE
WHERE PHYTOPLANKTON AND ALGAE GROW
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PHYTOPLANKTON
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INTERDTIDAL ZONE
VERY NARROW AREA NEAR SHORESUBJECT TO POLLUTIONDIFFICULT FOR LIVING THINGSMUST TOLERATE CHANGING CONDITIONSSUBMERGED PART OF DAYM EXPOSED TO
AIR PART OF DAYADAPTATIONS TO SURVIVE POUDING WAVES
CLAMS BURROWBARNACLES, SEAWEED ATTACH TO ROCKSSNAILS, URCHINS, SEASTARS CLING TO
ROCKS
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NERITIC ZONEEXTENDS FROM LOW TIDE LINE TO
EDGE OF OPEN SEASEAWEED ABUNDANT HERE, IN
PHOTIC ZONEKELP FORESTS OF CALIFORNIA
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NERITIC ZONE CONT.MOST OF OCEAN LIFE EXISTS HEREMANY SPECIES REPRODUCE HERESUBJECT TO POLLUTION
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OPEN SEA ZONE
PHTOPLANKTON: 80-90% OF EARTH’S PHOTOZYNTHESISBASE OF OCEAN FOOD WEB
MANY FISH (PELAGIC), MAMMALS (WHALES, DOLPHINS), SEA BIRDS
NUTRIENTS SCARCELIMITS NUMBER OF ANIMALS THERE
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DEEP SEA ZONEAREA OF HIGH PRESSURETOTAL DARKNESS, COLD TEMPERATURESINHABITED BY MANY STRANGE
ORGANISMSFEED ON DETRITUS FROM ABOVE AND ON
EACH OTHERZOOPLANKTON MIGRATE TO SURFACE AT
NIGHT TO FEED ON PHYTOPLANKTONMANY BOTTOM DWELLERS
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ESTUARIESBOUNDARY BETWEEN FRESH, SALT
WATERSALT MARSHES, MANGROVE SWAMPS,
LAGOONS, MOUTHS OF RIVERSMIXTURE OF FRESH/SALT WATERSUPPORT VARIETY OF LIFESHALLOW, SUPPORTS AQUATIC PLANTSMANY FISH, INVERTEBRATESSPAWNING, HATCHING AREAS FOR MANYNESTING AREAS FOR SOME BIRD SPECIES
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