Phytoplankton Collection

Art of Diatom algae (from Ernst Haeckel)
Diatoms. Computer-enhanced engraving of assorted species of diatom. Diatoms are a group of single- celled algae. The two main morphological types of diatom are represented here

Diatom, SEM
Diatom. Coloured scanning electron micrograph (SEM) of the Arachnoidiscus sp. diatom. The diatoms are a group of photosynthetic, single- celled algae containing about 10, 000 species

Diatom, SEM
Diatom. Coloured scanning electron micrograph (SEM) of a Stephanopyxis sp. diatom. Diatoms are single-celled photosynthetic algae, of which there are about 100, 000 species

Diatom, SEM
Diatom. Coloured scanning electron micrograph (SEM) of a Triceratium morlandii diatom. Diatoms are single-celled photosynthetic algae, of which there are about 100, 000 species

Diatoms - marine (x25)
JC-567 Diatoms - marine (x25) John Clegg Please note that prints are for personal display purposes only and may not be reproduced in any way

Calcareous phytoplankton, SEM
Calcareous phytoplankton. Coloured scanning electron micrograph (SEM) of the external mineralised structures (coccospheres) of small marine algal organisms called coccolithophores

Pond life, macrophotograph. At centre is a water flea (Daphnia sp.). A copepod (Cyclops sp.) carrying eggs is at bottom centre. Part of a colony of Volvox sp. algae is at bottom right

Calcareous phytoplankton fossil, SEM Z100 / 0213
Calcareous phytoplankton fossil. Coloured scanning electron micrograph (SEM) of a fossil of the skeleton (coccosphere) of a coccolithotrope, a small marine algal organism

Diatom alga, SEM
Diatom. Coloured scanning electron micrograph (SEM) of the surface of the mineralised cell wall (frustule) of an unidentified diatom. This is a planktonic unicellular alga

SEM of diatoms and blue-green algae
Diatoms & blue-green algae. Coloured scanning electron micrograph (SEM) of groups of Navicula sp. diatoms (brown). Also seen in the image are strands of blue-green algae (blue)

Fossilised diatoms, SEM

Emiliana huxleyi, coccolith
Scanning electron microscope image of a complete sphere of coccoliths from modern oceans. These are thin calcite shells protecting the coccolithophore within

Diatom frustule, SEM
Diatom frustule. Coloured scanning electron micrograph (SEM) of the frustule of a Pinnularia sp. diatom. The diatoms are a group of photosynthetic, single-celled algae containing about 10

Diatom cell wall, SEM
Diatom cell wall. Coloured scanning electron micrograph (SEM) of the pattern of small holes, called striae, in the cell wall of a diatom alga. This is a Coscinodiscus sp. diatom

Diatoms, SEM
Diatoms. Coloured scanning electron micrograph (SEM) of diatoms (Campylodiscus sp.). These microscopic, single-celled algae possess rigid and finely-sculpted cell walls known as frustules

Diatom alga, SEM
Diatom. Coloured scanning electron micrograph (SEM) of a Biddulphia sp. diatom. This is a marine planktonic unicellular alga. It has a mineralised cell wall (frustule) divided into two halves

Emiliania huxleyi coccolithophores collected from a bloom in the SW Approaches to the English Channel in June 2004. Date: 2004

Picture No. 11014631
Diatom Scanning Electron Micrograph (SEM): Magnification x5275 (if print A4 size: 29.7 cm wide) - The diatoms are single celled algae

Picture No. 11014632
Diatom Scanning Electron Micrograph (SEM): Magnification x 4370 (if print A4 size: 29.7 cm wide) - The diatoms are single celled algae

LM of the diatom Pinnularia nobilis
Light micrograph of the diatom Pinnularia nobilis (centre), surrounded by other assorted diatoms. The diatoms are a distinctive group of single- celled algae containing about 10, 000 species

Coccolith
Scanning electron microscope (SEM) image of a Folkestone chalk surface with Cretaceous coccoliths (x2500 on a standard 9 cm wide print)

Marine Diatoms
LRMC-3 Scanning Electron Micrograph (SEM): Marine Diatoms Magnification x2400 (when printed A4, 29.7 cm cm wide) David McCarthy and Dae Sasitorn / ardea.com Last Refuge contact details

Silicoflagellate
LRDS-297 Scanning Electron Micrograph (SEM): Silicoflagellate, Skeleton bearing stage of Dictyocha speculum Magnification x3

Phytoplankton bloom off the coast of Ireland
January 15, 2002 - Phytoplankton bloom off the coast of Ireland

Average plant growth of the Earth
This pair of images contrasts average plant growth in 2002 to growth in 2008, revealing small interannual changes. The images are part of our series World of Change: Global Biosphere

The Norwegian Sea
August 4, 2009 - The waters of the Norwegian Sea awash with color. The brilliant shades of blue and green that fill the waters near the shore are likely phytoplankton

A bloom of microscopic organisms off the coast of Brazil
January 19, 2014 - Satellite view capturing a bloom of microscopic organisms off the southeastern coast of Brazil. Note how the waters of the South Atlantic are darkened in patches stretching as much

Satellite view of the Ross Sea, Antarctica
January 22, 2011 - Satellite view of the Ross Sea, Antarctica, showing phytoplankton bloom. The Ross Sea is a relatively shallow bay in the Antarctic coastline and due south from New Zealand

Phytoplankton bloom in the Black Sea
June 3, 2012 - An intense bloom of phytoplankton in the Black Sea, staining nearly every corner with a rich palette of teal, turquoise, green and milky blue

Foxe Basin, Northern Canada
August 1, 2002. Foxe Basin separates Baffin Island (right) from Nunavut Canada (left) and is separated from the Hudson Bay by Foxe Channel (bottom)

Phytoplankton bloom in the North Atlantic Ocean
July 10, 2008 - Phytoplankton bloom. One of the larger regularly observed blooms occurs in the North Atlantic Ocean near Iceland and Greenland in Northern Hemisphere summer

Satellite view of swirling blue phytoplankton bloom in the Black Sea
July 15, 2012 - Satellite view of swirling blue phytoplankton bloom in the Black Sea. This brilliant cyan pattern scattered across the surface of the Black Sea is a bloom of microscopic

Conceptual image of Radiolarians with a skeletal frame. Radiolarians are tiny protozoans that live in the ocean

View of Earth from space showing phytoplankton bloom between Iceland and the United Kingdom

South Atlantic Plankton Bloom

The Black Sea in eastern Russia is experiencing an ongoing phytoplankton bloom. This image, the most recent in a series that began in early may, shows the waters to be even more colorful than before

Picture No. 11067437
Blue-green Phytoplankton Algal Bloom notice on tree. Abernethy National Nature Reserve, Loch Garten, Speyside, Inverness, Scotland. Date:

The Irish Sea (right) full of phytoplankton in this true-colour image from January 2002. The Irish Sea separates Ireland (centre) from the United Kingdom (right)

Seaweed F008 / 3397
Seaweed. Photographed in Anglesey, Wales

Calcareous phytoplankton fossil, SEM Z100 / 0212
Calcareous phytoplankton fossil. Coloured scanning electron micrograph (SEM) of a fossil of the skeleton (coccosphere) of a coccolithotrope, a small marine algal organism

Close-up of seaweed F008 / 3401
Seaweed. Photographed in Anglesey, Wales

Diatom, light micrograph C014 / 4673
Diatom. Differential interference contrast micrograph of a Gyrosigma sp. diatom. Diatoms are a group of photosynthetic, single-celled algae containing about 10, 000 species

Scenedesmus algae, SEM C014 / 1461
Scenedesmus algae. Coloured scanning electron micrograph (SEM) of Scenedesmus sp. algae. Scenedesmus is a nonmotile colonial green algae that has its cells arranged in a row

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Phytoplankton, the microscopic wonders of our aquatic world, never cease to amaze us with their intricate beauty and vital role in our ecosystem. From the mesmerizing art of diatom algae captured by Ernst Haeckel to the stunning images of calcareous phytoplankton under scanning electron microscopy (SEM), these tiny organisms hold a wealth of secrets waiting to be explored. Diatoms, one of the most abundant types of phytoplankton, reveal themselves through SEM as delicate structures adorned with intricate patterns. Their cell walls, meticulously observed at high magnification, showcase an astonishing level of detail that rivals any masterpiece created by human hands. These diatoms are not only found in marine environments but also thrive in freshwater habitats like ponds where they contribute to the vibrant tapestry of pond life. The significance extends beyond their aesthetic appeal; they play a crucial role in global carbon cycling and oxygen production. Emiliana huxleyi, a coccolithophore species among them, forms beautiful calcite plates known as coccoliths that can be seen under SEM. These tiny fossils provide valuable insights into Earth's history and evolution. As we delve deeper into understanding these remarkable organisms through advanced imaging techniques such as SEM, we uncover more about their ecological importance and potential applications for various industries including biotechnology and biofuel production. The study and preservation of fossilized diatoms further aid scientists in deciphering past environmental conditions while shedding light on future climate change scenarios. In this captivating journey through microcosms unseen by the naked eye lies an appreciation for nature's intricacy and resilience. Phytoplankton remind us that even within seemingly insignificant beings lie profound contributions to sustaining life on our planet – a reminder worth cherishing as we strive towards protecting our fragile ecosystems for generations to come.