Diatoms are algae with intricate shells
Kinorhynch worm, SEM
Cymbella diatoms, light micrograph
Actinoptychus splendens diatoms, light micrograph
Diatoms, SEM
Three species of diatoms, light micrograph
Green alga and diatoms, light micrograph
Diatom, SEM
Nitzschia sp. diatom and red algae, light micrograph
Mushroom spores (Agaricus bisporus)
Diatom Biddulphia. SEM
Diatom algae, SEM
Licmophora diatom alga, SEM
Pennate diatom, light micrograph
Aulacoseira granulata diatom, light micrograph
Phycopeltis green alga and diatoms, light micrograph
Algae in soil, SEM
Diatoms and filamentous algae, light micrograph
Radiolarian, SEM
Radiolarian test, SEM
Microorganisms, light micrograph
Radiolarian test or skeleton SEM X200
Radiolarian test or skeleton SEM X895
Bread mold (Rhizopus)
Spiral Bacteria (Spirillum volutans). SEM
Bacteria (Klebsiella pneumoniae)
(Bacillus megaterium) Bacteria
Anabaena Cyanobacteria filaments
Cold-loving extremophile bacteria, SEM
Audouinella sp. red algae and diatoms, light micrograph
Daphnia or Waterflea SEM X105
Sea cucumber, SEM
Marine crustacean, SEM
Rhoicosphenia sp. algae, light micrograph
Chaetoceros sp. algae, light micrograph
Orthoseira sp. algae, light micrograph
Red algae and diatoms, light micrograph
Alga statocyst, SEM
Diatom alga, SEM
Colonial diatom, SEM
Common freshwater green algae
Fragilaria crotonensis diatom, light micrograph
Diatoms, light micrograph
Heliozoan and Sirgonium, light micrograph
Striatella unipunctata algae, light micrograph
Bacteria and yeast, SEM
Staphylococcus aureus bacteria, SEM
Red alga and diatoms, polarised light micrograph
Micrococcus luteus Bacteria. SEM
Diatoms on the surface of a sand grain, light micrograph
Staurosira algae, light micrograph
Coscinodiscus algae, light micrograph
Cladophora green algae, light micrograph
Spirogyra algae
Black Walnut tree (Juglans nigra)
Maple (Acer) wood sections, SEM
Liverwort (Marchantia) with gemma cups
Oak (Quercus) wood vessel members. SEM
Geranium flower petal with pollen
Cocklebur (Xanthium) seeds
Fern, gametophyte, antheridia, rhizoids
Young sporophyte of the Fern
Cotton fibers. SEM
Green algae, light micrograph
Cellular Slime Mold rising
Spores of the Bread Mold. SEM
Haematococcus sp. algae, light micrograph
Cosmarium amoenum algae, light micrograph
Marine diatom alga, SEM
Scanning electron micrograph showing a diatom found in an untreated water specimen extracted from a wild stream. Magnification 6500x
Plant vascular tissue, light micrograph
Pond life, light micrograph
Monoraphidium griffithii cf. algae, light micrograph
Synura petersenii f. kufferathii algae, light micrograph
Batrachospermum red algae and diatoms, light micrograph
Protozoa and diatoms, light micrograph
Synedra sp. diatoms, light micrograph
Cymbella sp. diatoms, light micrograph
Algae, light micrograph
Slime Mold (Fuligo septica) plasmodium