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The eastern oyster, Crassostrea virginica, has been removed from its shell. The forceps point to the adductor muscle, which closes the shell.
Oyster
The eastern oyster (Crassostrea virginica) builds reefs as oyster larvae set onto other oyster shells, as seen in this small clump of at least four oysters.
The eastern oyster (Crassostrea virginica)
Budapeast is situated along the banks of the Danube River.
Budapest on the Danube River
The rocky intertidal zone of Cadiz, Spain.
Intertidal zone of Cadiz, Spain
While palm trees still abound in this manicured area of Kaanapali (on Maui), little undergrowth can be seen on the lawns right next to the ocean.
Palm trees
Praying mantis and an ant walking along a concrete sidewalk
Praying mantis
While a few plants do grow near the top of Haleakala Volcano, several exhibit stunted growth.
Stunted plant growth along Haleakala
ACE Basin National Estuarine Research Reserve, South Carolina
Alligator
farmhouse in Bavaria, Germany
Bavarian farmhouse
Oysters are placed in cages which are suspended by buoys and anchored with bricks.
Cages for oyster biological indicators
Excess fine grained oxic and anoxic sediments from a sample core taken from the Patuxent River
Fine sediments from Patuxent River
Myna birds such as these were fairly frequently found
Myna bird on Maui
An old fort along the coast of Cadiz provided defense, while highrises and resorts in the background provide recreation.
Old and new coastal development
The oysters in this cage are being deployed as biological indicators of nitrogen source. They will be suspended 0.5 meters above the bottom by the white buoy.
Oyster biological indicators
Measuring Secchi depth in frozen water presents a challenge.
Secchi disc on ice
A sediment core has been collected and is being prepared for storage and analysis by carefully filling the core with water from the sample site to minimize disturbance.
Sediment core preparation
Water samples from the Patuxent River are collected and prepared for analysis on board the R/V Aquarius
Water sample analysis
View from Blackwater National Wildlife Refuge
Big sky at Blackwater National Wildlife Refuge
Found at Harper's Ferry
Butterfly
Wetlands and forest surround much of Johnson Bay
Johnson Bay
Maui's coastline varies with rainforest and cliffs
Maui's coastline
Tide pools form in the lava rocks along portions of Maui's coast
Tide pools along the lava rocks of Maui's coast
Tide pools form in some of the lava rocks that make up a portion of Maui's coast.
Tide pools in lava rocks
Views of wetlands along the boardwalk in Big Branch Marsh National Wildlife Refuge
Big Branch Marsh National Wildlife Refuge
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