Nostoc flagelliforme cyanobacteria, light micrograph
Gloeotrichia sp. cyanobacteria, light micrograph
Cyanobacteria, light micrograph
Merismopedia sp. cyanobacteria, light micrograph
Snowella sp. cyanobacteria, light micrograph
Chrococcus sp. cyanobacteria, light micrograph
Microcystis sp. cyanobacteria, light micrograph
Woronichina naegeliana cyanobacteria, light micrograph
Golden algae, light micrograph
Cyanobacteria on a eutrophic lake shore
Anabaena sp. cyanobacteria, light micrograph
Algal bloom on river
Nostoc cyanobacteria, LM
Nostoc sp. algae, light micrograph
Cyanobacteria, polarised light micrograph
Water of florida everglades
Oscillatoria sp. cyanobacteria, light micrograph
Scytonema hyalinum cyanobacteria, light micrograph
Stigonema mammilosum cyanobacteria, light micrograph
Cyanocohniella crotaloides cyanobacteria, light micrograph
Dolichospermum sp. cyanobacteria, light micrograph
Spirulina sp. cyanobacteria, light micrograph
Aphanizomenon flos-aquae cyanobacteria, light micrograph
Toxic blue green algal bloom
Nostoc pruniforme cyanobacteria, LM
Oscillatoria cyanobacteria
Green alga, light micrograph
Green algae, light micrograph
Rivularia cyanobacteria, light micrograph
Spirulina cyanobacteria, light micrograph
Nostoc sp., LM
Filamentous cyanobacteria, light micrograph
Phormidium sp. cyanobacteria, light micrograph
Spirulina meneghiniana cyanobacteria, light micrograph
Rivularia cyanobacteria colony, light micrograph
Cyanobacteria and diatoms, light micrograph
Nostoc cyanobacteria, light micrograph
Breaking wave
Algal bloom
DEAD FISH IN RIVER
Bacteria contamination, TEM
Tree lichen, SEM
Zooglea bacteria colony, fluorescent micrograph
SEWAGE OUTFLOW
DEAD MALLARD CHICK
Stromatolite, SEM
Vaginicola ciliate on cyanobacteria, light micrograph
Anabena sp., LM
Scytonema sp., LM
Lyngbya sp. algae, light micrograph
Anabaena sp., algae, light micrograph
Phormidium sp. algae, light micrograph
Microorganisms, light micrograph
Anabaena sp. algae, light micrograph
Cyanophyte, light micrograph
Pollution from aluminium sulphate
River pollution from outfall
Fish killed by water pollution
Cyanobacteria, micrograph
Cholera bacteria, TEM
Anabaena cyanobacteria, light micrograph
Oscillatoria cyanobacteria, micrograph
Desmids and cyanobacteria, micrograph
Desmid and Cyanobacteria, micrograph
Anabaena cyanobacteria, polarised light micrograph
Industrial water pollution
Canal silt dumping ground
Erwinia bacteria, SEM
Bacteria, SEM
Synechococcus cyanobacteria, SEM
Cyanobacteria and diatom, LM
Cyanobacteria filaments, LM
Merismopedia, SEM
Mycobacterium marinum bacteria, light micrograph
Bacterial colony, LM
Anthrax bacteria, LM
Helicobacyter pylori in stomach tissue
Thermophilic bacteria, light micrograph
LM of a root nodule
Legionella bacteria, light micrograph
Pond life, light micrograph
Bacillus megaterium, LM
African swine fever virus infecting cell, light micrograph
Coccidioidomycosis fungus, micrograph
Human plague bacteria, light micrograph
LM of bacteria taken from the human mouth
Lactobacillus salivarious bacteria, light micrograph
Treatment of wastewater
Cryptococcus neoformans fungi, light micrograph