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    Illustration of red and inflamed human appendix and close-up of bacteria causative agents of appendicitis. — Stock Photo
    Illustration of red and inflamed human appendix and close-up of bacteria causative agents of appendicitis.
    Human lungs with bacterial pneumonia and close-up of bacteria. — Stock Photo
    Human lungs with bacterial pneumonia and close-up of bacteria.
    Portrait of Caucasian fly fisher with his fishing rod at a lake. — Stock Photo
    Portrait of Caucasian fly fisher with his fishing rod at a lake.
    Father and son fishing — Stock Photo
    Father and son fishing
    Pneumonia caused by bacteria Pseudomonas aeruginosa, digital illustration. — Stock Photo
    Pneumonia caused by bacteria Pseudomonas aeruginosa, digital illustration.
    Thoughtful grey hair fisherman standing on boat with cup of coffee — Stock Photo
    Thoughtful grey hair fisherman standing on boat with cup of coffee
    Boy sitting and fishing — Stock Photo
    Boy sitting and fishing
    Computer illustration of yeast and hyphae stages of Candida fungi — Stock Photo
    Computer illustration of yeast and hyphae stages of Candida fungi
    Attentive female metalsmith shaping horseshoe in factory — Stock Photo
    Attentive female metalsmith shaping horseshoe in factory
    Rod-shaped Anthrax bacteria — Stock Photo
    Rod-shaped Anthrax bacteria
    Cropped image of fisherman holding ray fish on boat — Stock Photo
    Cropped image of fisherman holding ray fish on boat
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Serratia marcescens rod-shaped Gram-negative bacteria, digital illustration — Stock Photo
    Serratia marcescens rod-shaped Gram-negative bacteria, digital illustration
    A man is rowing a rowboat while his friend is fly fishing from a boat on lake. — Stock Photo
    A man is rowing a rowboat while his friend is fly fishing from a boat on lake.
    Digital artwork of colored rod-shaped Yersinia enterocolitica bacteria. — Stock Photo
    Digital artwork of colored rod-shaped Yersinia enterocolitica bacteria.
    Male mechanic servicing car at repair garage — Stock Photo
    Male mechanic servicing car at repair garage
    Two boys fishing from a boat. — Stock Photo
    Two boys fishing from a boat.
    Two fishermen fishing in the river on a sunny day — Stock Photo
    Two fishermen fishing in the river on a sunny day
    3d illustration of Salmonella sp. bacteria showing internal structure — Stock Photo
    3d illustration of Salmonella sp. bacteria showing internal structure
    Coloured scanning electron micrograph (SEM) of Schizosaccharomyces pombe yeast. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Schizosaccharomyces pombe yeast.
    Side view of Thoughtful fisherman standing on fishing boat — Stock Photo
    Side view of Thoughtful fisherman standing on fishing boat
    Man and woman fly fishing in winter during vacation — Stock Photo
    Man and woman fly fishing in winter during vacation
    Senior man fly fishing on dock of summer lake — Stock Photo
    Senior man fly fishing on dock of summer lake
    Corynebacterium diphtheriae, computer illustration. C. diphtheriae is a gram-positive rod-shaped bacterium which is transmitted by respiratory droplets and causes the disease diphtheria — Stock Photo
    Corynebacterium diphtheriae, computer illustration. C. diphtheriae is a gram-positive rod-shaped bacterium which is transmitted by respiratory droplets and causes the disease diphtheria
    Salmonella typhimurium bacterium — Stock Photo
    Salmonella typhimurium bacterium
    Boy sitting and fishing — Stock Photo
    Boy sitting and fishing
    Digital illustration of Salmonella Gram-negative rod-shaped bacteria with flagella. — Stock Photo
    Digital illustration of Salmonella Gram-negative rod-shaped bacteria with flagella.
    3d illustration of cholera pathogens in dark blue water. — Stock Photo
    3d illustration of cholera pathogens in dark blue water.
    Family fishing together in tall grass — Stock Photo
    Family fishing together in tall grass
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Digital illustration of Mycobacterium leprae gram-positive rod-shaped bacteria, causative agent of disease leprosy. — Stock Photo
    Digital illustration of Mycobacterium leprae gram-positive rod-shaped bacteria, causative agent of disease leprosy.
    Grandfather fishing with his granddaughter — Stock Photo
    Grandfather fishing with his granddaughter
    Vibrio vulnificus bacteria found in sea water, colored computer illustration. — Stock Photo
    Vibrio vulnificus bacteria found in sea water, colored computer illustration.
    Workers pouring molten metal from flasks into moulds in foundry — Stock Photo
    Workers pouring molten metal from flasks into moulds in foundry
    Girl standing on dock fishing on sunny day — Stock Photo
    Girl standing on dock fishing on sunny day
    E. coli bacteria, illustration. Escherichia coli is a rod-shaped bacterium (bacillus). Its cell membrane is covered in fine filaments called pili or fimbriae — Stock Photo
    E. coli bacteria, illustration. Escherichia coli is a rod-shaped bacterium (bacillus). Its cell membrane is covered in fine filaments called pili or fimbriae
    Salmonella typhimurium bacteria — Stock Photo
    Salmonella typhimurium bacteria
    Lungs pneumonia and close-up of Haemophilus influenzae bacteria, digital illustration. — Stock Photo
    Lungs pneumonia and close-up of Haemophilus influenzae bacteria, digital illustration.
    Two fisherman fishing with fishing rod from boat — Stock Photo
    Two fisherman fishing with fishing rod from boat
    Spherical and rod-shaped bacteria inside biofilm, digital illustration. — Stock Photo
    Spherical and rod-shaped bacteria inside biofilm, digital illustration.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Low section of fisherman removing fishing hook from fish with scissor — Stock Photo
    Low section of fisherman removing fishing hook from fish with scissor
    Fisherman fishing with his dog in the river at countryside — Stock Photo
    Fisherman fishing with his dog in the river at countryside
    Spherical and rod-shaped bacteria inside biofilm, digital illustration. — Stock Photo
    Spherical and rod-shaped bacteria inside biofilm, digital illustration.
    Bacterial cells on tissue surface — Stock Photo
    Bacterial cells on tissue surface
    Caucasian men are fly fishing in boat on lake. — Stock Photo
    Caucasian men are fly fishing in boat on lake.
    A fly fisherman on the Upper Owens River. — Stock Photo
    A fly fisherman on the Upper Owens River.
    Conceptual illustration of piece of cake and magnification of bacterium of food-borne infection on white background. — Stock Photo
    Conceptual illustration of piece of cake and magnification of bacterium of food-borne infection on white background.
    Digital illustration of gram-positive rod-shaped mycobacterium tuberculosis bacteria. — Stock Photo
    Digital illustration of gram-positive rod-shaped mycobacterium tuberculosis bacteria.
    A man is fly fishing on river in forest area. — Stock Photo
    A man is fly fishing on river in forest area.
    Cropped image of fisherman preparing bait on boat — Stock Photo
    Cropped image of fisherman preparing bait on boat
    Two fishermen having beer while fishing in the river at countryside — Stock Photo
    Two fishermen having beer while fishing in the river at countryside
    3d illustration of cholera pathogens in dark polluted water. — Stock Photo
    3d illustration of cholera pathogens in dark polluted water.
    A man is rowing a rowboat while his friend is fly fishing from a boat on lake. — Stock Photo
    A man is rowing a rowboat while his friend is fly fishing from a boat on lake.
    Boy sitting and fishing — Stock Photo
    Boy sitting and fishing
    Corynebacterium diphtheriae, computer illustration. C. diphtheriae is a gram-positive rod-shaped bacterium which is transmitted by respiratory droplets and causes the disease diphtheria — Stock Photo
    Corynebacterium diphtheriae, computer illustration. C. diphtheriae is a gram-positive rod-shaped bacterium which is transmitted by respiratory droplets and causes the disease diphtheria
    Blacksmith working on a heated iron rod in workshop — Stock Photo
    Blacksmith working on a heated iron rod in workshop
    Miliary tuberculosis disease in lungs, digital illustration and light micrograph. — Stock Photo
    Miliary tuberculosis disease in lungs, digital illustration and light micrograph.
    A Caucasian man enjoying his time on holiday in the sun by the coast, sitting on a boat, holding a fishing rod — Stock Photo
    A Caucasian man enjoying his time on holiday in the sun by the coast, sitting on a boat, holding a fishing rod
    Two children fishing on a dock in the summer, United States — Stock Photo
    Two children fishing on a dock in the summer, United States