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The Arctic grayling (Thymallus arcticus) is a species of freshwater fish in the salmon family Salmonidae. T. arcticus is widespread throughout the Arctic and Pacific drainages in Canada, Alaska, and Siberia, as well as the upper Missouri River drainage in Montana.  Wyoming.
Large mound of bright golden yellow and green variegated foliage of Spindle Euonymus 'Emerald 'n' Gold'
Achillea 'Terracotta' in London, England
Beautiful yellow flowers of Wallflower (Erysimum cheiri) in a spring garden. Selective focus.
Photomicrograph of filamentous blue-green algae, Oscillatoria species. Each band along the stand is one cell. This filament is very short probably having recently parted from a longer one. Filaments are typically many times longer. This algae is mobile, it moves and twists through the water. San Francisco Bay, California, USA. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination. Note - motion blur of live specimen, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
centropyxis aculeata (amoeboid organism) under the microscope - optical microscope x400 magnification
plant Zea Stem C.S. under light mircoscope with white background
Fresh lizardfish or wanieso saurida isolated on white background
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Close-up view of a Silver arowana (Osteoglossum bicirrhosum)
Christmas Orchid (Calanthe Hybrid) in London, England
Phylym Platyhelmenthes or flat worms.
Channa maculata swimming in fish tank. An omnivorous fish that lives in the Mekong Delta is used to feed farmers during floods
Planarian parasite (flatworm) under microscope view.
Liver Fluke Section under light microscope with white background
Minnow, Phoxinus Phoxinus, single fish in water, Midlands, September 2010
Lysimachia punctata - Gilbweiderich in the garden
green juniper branches close up as background.
Carp tail close-up isolated on white background
The fruticulous lichen Ramalina farinacea on a branch in a beech forest
Close-up of white crown flower or giant Indian milkweed
St. John' wort (Hypericum perforatum)
White flowers of marsh rhododendron
Three-forked Emerald Carpet (Azorella Trifurcata) in London, England
Chaetoceros is the largest genus of marine planktonic diatoms, phytoplankton
Blooming Hypericum perforatum - St. John's wort, perennial herb in the herb garden.
Hydrangea quercifolia
Close up of lavender flowers of wild bergamot or bee balm, Monarda fistulosa. Doolittle Prairie, Story County, Iowa, USA.
Free Images: "bestof:Pseudoscarus rivulatus Mintern 87.jpg The species names / identity need verification The original plates showed the fishes facing right and have been flipped"
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