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Scientist and biologist hydro-biologist takes water samples for analysis.
A Black male and a Hispanic female environmental scientist engage in water analysis by a stream, equipped with testing tools and taking notes.
Senior and young fishermen on river shore having fun fishing and talking. Concepts of enjoyment and recreation in nature.
A senior woman fly fishing in the cold waters of Oak Creek, just north of Sedona, Arizona. The creek runs through a canyon carved out of rock.
Murray River in the Cape Horn section in the Northern Country
A teen fly-fisher casting on a beautiful tributary river of Lake Huron.
Okavango Delta, Botswana - August 3, 2022. A group of tourist being guided by local guides along the okavango delta, while searching for wildlife
Father and children feeding the eels on the banks of a stream in the quintessential New Zealand pastime.
A woman scientist and researcher collects samples from various aquatic ecosystems with beakers and test tubes, enters the samples into a list and prepares it for research in the laboratory. A team working on remote field surveys of primeval water sources in the primeval forest. Sources of clean water and unpolluted water.
Blue lake. Swiss nature. Wild forest. Summer morning.
Scientist and biologist hydro-biologist takes water samples for analysis.
Hiking in nature of Pocono Mountain Region in Pennsylvania. Caucasian mature woman strolling on natural trails
Three anglers enjoying fishing surrounded by the lush green nature of the river shore. Outdoor hobby and activity concept.
unrecognizable man hands holding catfish.hobby concept, leisure activity, water sport. summer season.outdoors shot.
Murray River running on by River Red Gum Forest in the Northern Country
Children exploring nature together with their teacher , collecting
man working, feeding tilapia hatchery, feeding fish
Fisherman is happy because he went out to fish after a long time
Asian mid adult scientist male in casual cloth collecting water sample into a test tube for laboratory water analysis to analyze heavy metals contamination in water at marsh, ิbotanic garden. Environmental and conservation research
reflections at dunns swamp, or ganguddy- a beautiful, serene waterway in wollemi national park of nsw, australia
Senior fisherman holding a fishing rod with a spinning reel, getting ready to catch a fish. Fishing equipment and skills concepts.
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Cruising the Murray River in the Northern Country
Fisherman in action. Guy is throwing spoon of fly rod in water and holding part of it in hand. Man wears special protection clothes
A lot of small fish swimming in the palm and in the water.: Pictures in Thailand
Rear view of one senior woman standing and looking on the shore at the river against green background.
Fisherman with Rainbow Trout on his linePlease see similar images in my portfolio:
A teenaged male fisherman enjoying a beautiful day out fishing for trout in Nova Scotia
Young fly fisherman casting on the river
Laplace, LA, USA. 8 June 2023. Man feeds alligators on a Louisiana swamp tour, while others look on.
Free Images: "bestof:Yea wetlands 2.JPG en Park ranger shown collecting freshwater macroinvertebrates from the Yea River own Ottre Yea Victoria"
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