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Zebra mussil (Dreissena polymorpha) invasive zebra mussil or zebra shell
stream bottom underwater
A fish in a pool in a park on the Moon River around Ubon Ratchathani in northeastern Thailand in South East Asia.
The American dipper, Cinclus mexicanus, also known as a water ouzel, is a semiaquatic bird species native to western North America.  On Soda Creek River in Yellowstone National Park, Wyoming.
Western pearlshell mussel (Margaritifera falcata) along the Elk River, Oregon. Freshwater mussels play an important aquatic ecological role, including filtering water and recycling nutrients.
Empty clam shells on the bottom of Loch Dunvegan close to the beach at Stein on the Isle of Skye in Scotland.
Water snails walk slowly upstream of a small river
Water splashes background
Botanical Beach near Port Renfrew on Vancouver Island, Canada. This is also the end of the Juan de Fuca Marine Trail. Many critters can be found in the tide pools here.
An overhead shot of a variety of stones on a beach in Torridon, Scotland. Some of the rocks are larger and are covered in barnacles, whilst some are smaller and some are flat in shape.
A group of mussels grows in the water of the adriatic sea.
Close-up of Pacific Coast tidepool sea life.\n\nTaken at Santa Cruz, California, USA.
Colony of mussels in the colorful algae and water plants in the shallow water
Green Algae Goo Sludge on Pond Surface Detail - Detail of organic material with vibrant green colors.
Mediterranean mussel (Mytilus galloprovincialis) grow on red granite stones in Zaliznyi Port (Ukraine). Colony of black mussels among green algae in the Black Sea
Creating a water basin by modifying a clear water stream barrier and treating it to make it clean is another way of conserving water resources and keeping natural water sources clean at all times.
Freshwater underwater close up photography from a zebra mussel mouth.
The garbage that people throw away while playing along the riverbank pollutes the beautiful Mekong River. People should be aware of the importance of protecting the environment.
Mediterranean cone (Conus ventricosus) shell with a hermit crab on the hand of a diver, Aegean Sea, Greece, Halkidiki
Coastline and tide pools, Port Renfrew, British Columbia
Sea coast with surf salt water green algae and shells grown on rocks stones in bright sunshine
rocks under sea
A small river snail in the river
Plastic waste in nature
plastic bottle waste - plastic bottles in puddles of water, plastic bottles pollute the environment.
Vernal pool tadpole shrimp or Tadpole Shrimp, Lepidurus parkardi, Jepson Prairie Preserve, California, found in Vernal Pools
Underwater photos of the Lochs in Scotland
The Spanish dancer, scientific name Hexabranchus sanguineus (literally meaning \
yellow buoy in a falchen water, occupied with miesmsucheln, clear water, ilovik, croatia
A monitor lizard (Varanus) seen at MacRitchie Reservoir.  McRitchie Nature Reserve. Singapore.
Free Images: "bestof:Unio tumidus.JPG Swollen river mussel from Sweden Latin Unio tumidus English Swollen river mussel Swedish Spetsig målarmussla Photo Joel Berglund 2005-06-27"
2015_05_17_Nairobi_National__Park_RESIZED_0022.jpg
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Thick shelled river mussels in hand unio crassus.jpg
People gathering around river looking for mussel.jpg
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Eugène_Boudin_-_Washerwomen_by_the_River_-_Google_Art_Project.jpg
Unio tumidus.JPG
Pseudanodonta complanata.JPG
FMIB_41269_River-Mussel_(Unio_margaritifer)_with_pearl_on_one_valve.jpeg
FMIB_39852_Shells_of_Fresh-Water_Mussel_(Unio_crassidens)_Mississippi_River.jpeg
FMIB_38323_Elephant's_ear,_Unio_crassidens_(Lamarck),_from_Mississippi_River,_upper_pair;_Spike,_Unio_gibbosus_(Barnes),_from_Mississippi.jpeg
Illustrated_Index_of_British_Shells_Plate_07.jpg
Naturalis Biodiversity Center - ZMA.MOLL.213890 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
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Naturalis Biodiversity Center - ZMA.MOLL.210461 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.213868 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.213865 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.213882 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.213883 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.213885 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325897 1 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325895 1 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325894 1 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325893 1 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325893 2 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325891 1 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325892 1 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325890 1 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325890 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325892 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325891 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325894 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325893 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325895 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325897 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - RMNH.MOL.325896 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418121 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418119 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418120 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418122 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418123 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418196 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418195 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418349 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418351 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418354 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418356 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418358 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418360 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418359 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418363 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418361 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418362 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418369 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418366 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418367 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418364 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418368 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418371 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418370 1 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
Naturalis Biodiversity Center - ZMA.MOLL.418370 - Unio tumidus Philipsson, 1788 - Unionidae - Mollusc shell.jpeg
FMIB_38282_Mussel_boats_on_Rock_River_Pool_at_Government_locks,_a_few_miles_above_the_mouth_of_the_river_The_mussels_are_taken_by_hand.jpeg
StateLibQld 1 247322 Swollen floodwaters on the Burnett River, Bundaberg district, 1928.jpg
FMIB_38862_Tongs_and_rake_used_in_mussel_fishery_of_Mississippi_River.jpeg
FMIB_38226_Black_River,_Ark,_a_very_productive_mussel_stream.jpeg
Anodonta anatina1.jpg
StateLibQld 1 85948 Cobb and Co. coach crossing the swollen Balonne River, Surat, 1914.jpg
FMIB_38873_Diagram_showing_poistion_of_Unio_plowing_its_way_through_the_bo5ttom_of_a_river.jpeg
FMIB_35470_Kankakee_River_Basin,_Indiana_and_Illinois,_Pearl_Mussel_Investigation,_1909.jpeg
FMIB_35669_Views_of_the_Shell_of_a_Mussel_Collected_in_the_James_River_at_Huron,_S_Dak.jpeg
Foyle river.jpg
HOUSE_IN_LIVERPOOL_(POPULATION_APPROXIMATELY_400)_PARTLY_SUBMERGED_BY_THE_SWOLLEN_ILLINOIS_RIVER._HALF_THE_TOWN_WAS..._-_NARA_-_552436.tif
HOUSE_IN_LIVERPOOL_(POPULATION_APPROXIMATELY_400)_PARTLY_SUBMERGED_BY_THE_SWOLLEN_ILLINOIS_RIVER._HALF_THE_TOWN_WAS..._-_NARA_-_552436.jpg
FMIB_32560_The_clamming_outfet_used_in_the_mussel_work_on_the_Upper_Mississippi_River.jpeg
FMIB_38886_Scow,_with_Dredge_and_Windlass,_Employed_in_Mussel_Fishery_of_Mississippi_River.jpeg
FMIB_38259_Bullhead,_Pleurobema_aesopus_(Green)_from_Wabash_River,_top;_Dromedary_mussel,_Dromus_dromas_(Lea),_from_Cumberland_River.jpeg
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