Chromista Collection

Weedy seadragon (Phyllopteryx taeniolatus) male carries eggs through a kelp forest (Macrocystis pyrifera) in Tasmania, Australia. Tasmania is the only part of Australia with giant kelp forests

Dictyota dichotoma
Cyanotype photograph by Anna Atkins, one of the first natural history photographers. From British Algae: Cyanotype Impressions, 1853. Date: 1853

Dense growth of Bootlace seaweed (Chorda filum) in shallow water, Kimmeridge, Dorset, England, UK, English Channel. July. Wildlife Photographer of the Year Competition 2022 (WPY)

Discosphaera tubifera, coccolithophore
Scanning electron microscope (SEM) showing the unicellular planktonic algae Discosphaera tubifera from the North Atlantic surrounded by a sphere of calcite plates - coccoliths

Fucus bulbosus, kelp
Plate 161 from Fuci, or coloured figures and descriptions of the Plants referred by botanists to the genus Fucus (1808-1819), Volume III, by Mary Dawson Turner

Fucus radiatus, kelp

Kelp forest (Laminaria digitata) with small fish, Shetland, Scotland, UK, July

Macrocystis pyrifera, giant kelp
Giant kelp, also known as kelp forest, seaweed and sea grass. Specimen annotated as Macrocystis pirifera from South Africa, held at the Natural History Museum, London

Acanthoica acanthifera, coccosphere
Scanning electron microscope (SEM) image of a coccosphere, collected in the North Atlantic (x 25, 000 on negative). Artificially coloured by computer

Diatoms
Selected slide of a group of fossil diatoms collected from Bori, Hungary in September 1895 and viewed under the light microscipe using differential interfereance contrast

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

Gas bladders of a giant kelp plant (Macrocystis pyrifera). Fortescue Bay, Tasmania, Australia. Tasman Sea. This is the same species of giant kelp which is widespread on the Pacific coast of North

Air filled bladders of Giant kelp (Macrocystis pyrifera). Santa Barbara Island, Channel Islands. Los Angeles, California, United States of America. North East Pacific Ocean

Focus stacked, inverted image of Diatoms on a microscope slide. Diatoms are single-celled algae which produce approximately 25% of the oxygen we breathe as well as being responsible for approximately

Sugar kelp (Sacchinaria latissima) off Nova Scotia, Canada. September

Kelp forest (Laminaria hyperborea) in the clear seas of Scotland, UK, September

Sugar kelp (Saccharina latissima) and Sea anemones (Actiniaria) on rock near iceberg. Tasiilaq, East Greenland. April

Sugar kelp (Saccharina latissima) near iceberg, view upwards to gap in sea ice. Tasiilaq, East Greenland. April

Blacksmiths (Chromis punctipinnis) school swam through a giant kelp (Macrocystis pyrifera) forest, Santa Barbara Island, Channel Islands. Los Angeles, California, USA, North East Pacific Ocean

Group of California sea lions (Zalophus californianus) in a kelp forest (Macrocystis pyrifera), California, USA. Pacific ocean

Grey seal (Halichoerus grypus) swimming over kelp forest, Shetland, Scotland, UK, August

Group of California sea lions (Zalophus californianus) swimming in kelp forest (Macrocystis pyrifera), California, USA. Pacific ocean

Hooded nudibranchs (Melibe leonina) filter feeding beneath bull kelp. Hussar Point, Browning Pass, Port Hardy, Vancouver Island, British Columbia, Canada

Black rockfish (Sebastes melanops) in bull kelp (Nereocystis luetkeana), Browning Pass, Port Hardy, Vancouver Island, British Columbia, Canada

Detail of the gas bladders and fronds of Giant kelp (Macrocystis pyrifera) plant. Santa Barbara Island, the Channel Islands, California, United States of America. East Pacific Ocean

Sargassum fish (Histrio histrio) near the surface on floating Sargassum seaweed, Raja Ampat, West Papua, Indonesia, Pacific Ocean

Giant kelp (Macrocystis pyrifera) reaching up toward the sea surface, off Santa Barbara Island, California, USA, Pacific Ocean

Air bladders lifting strands of giant kelp (Macrocystis pyrifera) towards the surface, off Santa Barbara Island, California, USA

Kelp bass (Paralabrax clathratus) in Giant kelp (Macrocystis pyrifera) forest, Santa Barbara, California, USA

RF - Grey seal (Halichoerus grypus) relaxing in a bed of kelp (Laminaria digitata), with two seals in the background. Farne Islands, Northumberland, England, United Kingdom. British Isles. North Sea

Orange and white soft corals, Dead mans fingers (Alcyonium digitatum) thriving beneath kelp (Laminaria hyperborea). St Abbs, Eyemouth, Berwickshire, Scotland, United Kingdom. North Sea

Cuttlefish (Sepia officinalis) male hovers over sea oak (Halidrys siliquosa). Babbacombe, Torquay, Devon, England, United Kingdom. English Channel. North East Atlantic Ocean

Black rockfish (Sebastes melanops) school shelter in a bull kelp forest (Nereocystis luetkeana). Race Rocks, Victoria, Vancouver Island, British Columbia, Canada

Bull kelp canopy (Nereocystis luetkeana) floating on the surface providing protective habitat for juvenile Rockfishes (Sebastes spp.) Browning Pass, Queen Charlotte Strait, British Columbia, Canada

Hooded nudibranchs (Melibe leonina) with oral hood for catching planktonic prey. In the Pacific Northwest they are often found clinging to bull kelp (Nereocystis luetkeana)

Garibaldi (Hypsypops rubicundus) in forest of giant kelp, (Macrocystis pyrifera) off Santa Barbara Island, California, USA

Portrait of a male short snouted seahorse (Hippocampus hippocampus) in sea oak seaweed (Halidrys siliquosa). Devon, England, United Kingdom. British Isles. English Channel. North East Atlantic Ocean

Seaweeds including Thongweed / Sea thong (Himanthalia elongata), Tangleweed kelp (Laminaria digitata), Toothed wrack (Fucus serratus) and Dulse (Palmaria palmata)

Grey seal (Halichoerus grypus) young male swimming above Kelp / Oarweed (Laminaria hyperborea) Farne Islands, Northumberland, UK, North Sea, August

Common lobster (Homarus gammarus) looks out from its hole amongst Dead mans fingers (Alcyonium digitatum) beneath a forest of Oarweed kelp (Laminaria hyperborea)

Kelp forest (Laminaria hyperborea), Atlantic Ocean, North West Norway, March

Brown algae (Desmarestia anceps) from King George Island, South Shetland Islands, Antarctica. Preserved specimen

Californian Sealion (Zalophus californianus) in kelp (Macrocystis pyrifera) forest, San Benito del Este Island, Baja California Peninsula Pacific Islands Biosphere Reserve, Baja California, Mexico

Scenic view of a bull kelp forest (Nereocystis luetkeana) with sunlight shining through the fronds. Browning Pass, Port Hardy, Vancouver Island, British Columbia. Canada. North East Pacific Ocean

Red Irish lord (Hemilepidotus hemilepidotus) hides on the sebed, with Quillback rockfish (Sebastes maliger) and copper rockfish (Sebastes caurinus) behind in the bull kelp forest

School of Blacksmith fish (Chromis punctipinnis) swim through a giant kelp (Macrocystis pyrifera) forest. Santa Barbara Island, Channel Islands. Los Angeles, California, United States of America

Garibaldi fish (Hypsypops rubicundus) and Giant Kelp (Macrocystis pyrifera) forest, San Benitos Islands, Baja California Pacific Islands Biosphere Reserve, Baja California, Mexico, May

Californian sea lion (Zalophus californianus) in Giant kelp (Macrocystis pyrifera) forest, San Benitos Islands, Baja California Pacific Islands Biosphere Reserve, Baja California, Mexico, May

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"Exploring the Enchanting World of Chromista: A Captivating Journey Through Underwater Gardens" Dive into the mesmerizing realm of Chromista, a diverse group of organisms that thrive in our planet's oceans. This captivating image captures a dense growth of Bootlace seaweed (Chorda filum) in shallow waters off Kimmeridge, Dorset, England. The intricate patterns and vibrant hues create an underwater spectacle that earned this photograph recognition in the prestigious Wildlife Photographer of the Year Competition 2022. In another corner of the ocean, we witness a male Weedy seadragon (Phyllopteryx taeniolatus) diligently carrying its precious cargo – eggs – through a majestic kelp forest. These delicate creatures find solace amidst towering fronds as they navigate their way to ensure their offspring's survival. Amongst these enchanting scenes lies Discosphaera tubifera, a coccolithophore whose microscopic beauty is truly awe-inspiring. Dictyota dichotoma and Fucus bulbosus add to the tapestry with their unique forms and textures while Fucus radiatus sways gracefully beneath the surface. Venturing further north to Shetland, Scotland, we encounter a thriving kelp forest (Laminaria digitata), teeming with life as small fish dart between its towering stalks. This ecosystem provides shelter and sustenance for countless marine species. Emiliana huxleyi showcases its exquisite coccolith structure while Macrocystis pyrifera proudly displays its giant kelp fronds that stretch towards sunlight filtering through from above. Acanthoica acanthifera adds intricate spherical formations known as coccospheres to this symphony of life. Even at microscopic levels, Diatoms play an essential role in sustaining marine ecosystems by producing oxygen and serving as vital food sources for various organisms within Chromista communities.