9,310 Green Algae Images and Stock Photos

Abstract background made of detailed close-up image of green algae in water, showcasing its flowing texture and vibrant color, ideal for environmental themes.

Beach polluted by green algae Brittany Finistère

Leaf of Sea lettuce on white background

Photomicrograph of algae, Cosmarium turpinii, a desmid. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination.

Algae photosynthetic organism near the coast of Niteroi, Rio de Janeiro Brazil

Underwater landscape, Black Sea. Green algae on the seabed (Ulva, Enteromorpha), Bulgaria

Photomicrograph of Volvox globator, a green algae. Dark green spots are daughter colonies forming inside of parent colony. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.

Unmaintained swimming pool with green algae growth, the most common type of algae found in pools

Set of realistic sea weeds including red, brown and green food algae isolated vector illustration

Beach sund pollution blue-green algae bloom. Eutrophic water

Green water surface in a pond covered with cyanobacteria. Due to eutrophication. Pollution and ecology concept

Icon set of microorganisms that lives in pond water.

Macro closeup of strands of green tuft marine algae isolated on white

Algae floating on water surface of a canal

Velvet horn or codium tomentosum seaweed isolated on white. Spongeweed algae.

Pond weed and algae on the surface of a stagnant pond in Cambridgeshire.

Filamentous green algae bloom in Spring

Vector isolated illustration set of unicellular organisms. Study of biology. Amoeba proteus and infusoria. The structure of Evlena green and Chlamydomonas.

Bright green seaweed at oceans edge in rock pools

Big set of edible seaweeds. Brown, red and green algae. Sea vegetables. Vector flat illustration, isolated on white

Swimming Pool Cleaning.Algae in the pool.Man brushing a swimming pool on a bright sunny day.

A species of algae, the Latin name Chaetomorpha, a beautiful green structure composed of fine fibers laid on sand.

Illustration of Fucus vesiculosus, known by the common names bladderwrack, black tang, rockweed, sea grapes, and bladder fucus, isolated on white background.

Filamentous algae are single algae cells that form long visible chains, threads, or filaments.

Sea lettuce, Ulva lactuca, is a green algae.

Microalgae with high amount of lipid content, ranging from 20-75%, belong to Botryococcus braunii, Chlorella, Schizochytium, Scenedesmus etc. These microalgae can be used as feedstock for biofuels.

green algae

Protozoa, protista and amoeba microorganism cells, vector micro organism. Ameba and protist unicellular cells in lab microscope, protozoan eukaryotic organism types

Nori. Watercolor seaweed. Plant. Green grass closeup isolated on white background. Hand painting on paper

Microbial Biofuel production in macroscopic view. 3D Illustration of nano tubes for solar-to-fuel conversion by engineered cyanobacteria, algal bacteria as innovative and future green energy resource.

Three different species of algae on white background. Codium tomentosum, Gelidium, Ulva lactuca. Top view.

Photomicrograph of Spirogyra species of green algae. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.

Vector graphics with various types of exotic algae with graceful wavy leaves and slender trunks showing a rich underwater ecosystem, for creating marine graphics

Various seaweeds drawn with a watercolor touch have been created as vector data.

"focus to daughter coloniesdarkfieldPlease keep in mind the special requirements of a micro photo. Motion blur of live specimen, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy."

Salted sea lettuce on white background

Red alga Plocamium cartilagineum and green alga Codium tomentosum, underwater in the Atlantic ocean, Spain

Sea Lettuce underwater in the St. Lawrence River in Canada.