Intertidal Zone Collection

Stellers Sea Lions (Eumetopias jubatus) hauled out on rocky island; Katmai National Park, Alaska, United States of America

Payne's Creek Intertidal Zone Sand Sand Patterns
Sunrise over Payne's Creek estuary and tidal flats in Brewster, Cape Cod

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A summer storm at Southwold starts to clear as light breaks through above Sizewell power station in the distance

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A seaweed encrusted breakwater

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Rocks and rock pools at low tide at the secluded Little Fistral in Newquay in Cornwall

View from behind of Coastal Brown Bears (Ursus arctos horribilis) walking in the water along the rocky shore at low tide, fishing for salmon in Geographic Harbor; Katmai National Park and Preserve

Coastal Brown Bears (Ursus arctos horribilis) drinking at the waters edge along the rocky shore at low tide in Geographic Harbor; Katmai National Park and Preserve, Alaska, United States of America

Close-up portrait of a Coastal Brown Bear (Ursus arctos horribilis) in Kinak Bay; Katmai National Park and Preserve, Alaska, United States of America

Portrait of a Coastal Brown Bear (Ursus arctos horribilis) standing in the water fishing for salmon in Geographic Harbor; Katmai National Park and Preserve, Alaska, United States of America

Portrait of a young, Coastal Brown Bear (Ursus arctos horribilis) walking at low tide while digging clams in Geographic Harbor; Katmai National Park and Preserve, Alaska, United States of America

Close-up of clam shells ad blue mussels (Mytilus edulis) exposed at low tide in Geographic Harbor; Katmai National Park and Preserve, Alaska, United States of America

Maxwell Point Panorama, Oregon Coast, USA
Three Arch Rocks seastacks are visible from Maxwell Point at Cape Lookout State Park on the Oregon Coast; Netarts, Oregon, United States of America

Intertidal ice detail, Eagle Beach State Recreation Area; Alaska, United States of America

The American Black Oystercatcher (Haematopus Bachmani) Forages In The Intertidal Zone On The Oregon Coast; Arch Cape, Oregon, United States Of America

A Red Sea Urchin Is Exposed By A Minus Tide At Cape Arago State Park; Oregon, United States Of America

Barnacles And Blue Mussels Cling To The Rocks; Florence, Oregon, United States Of America

A Blue Mussel (Mytilus Edulis) Shell Rests On The Beach; Cannon Beach, Oregon, United States Of America

Waves Wash Over A Blue Mussel (Mytilus Edulis) Shell On The Beach; Cannon Beach, Oregon, United States Of America

North America, USA Alaska, Baranof Island, Bald Eagle, Haliaeetus leucocephalus, perched in a tree, USA national bird

Intertidal zone impacted upon by wave action, De Hoop Nature Reserve & Marine Protected Area, Western Cape, South Africa

Nazca Booby, (formerly Masked booby) (Sula granti) Punta Cevallos, Espaaa'ola
Nazca Booby, (formerly Masked booby) (Sula granti) Punta Cevallos, Espanola or Hood Island, Galapagos Islands, Ecuador. They are intermediate between the blue-footed and red-footed booby

Pollution, Stanley Park, British Columbia

Western sandpiper, Calidris mauri, Stanley Park, British Columbia

Purple sea stars, Pisaster ochraceus, Stanley Park, British Columbia

Purple sea stars, Asterias ochracea, Long Beach, Pacific Rim National Park Reserve, Tofino, Vancouver Island, British Columbia

Intertidal zone, South Africa C017 / 1915
Intertidal zone. View across intertidal platforms and rock pools at De Hoop Marine Protected Area, Western Cape, South Africa

Intertidal zone, South Africa C017 / 1916
Intertidal zone. View across intertidal platforms and rock pools at De Hoop Marine Protected Area, Western Cape, South Africa

Intertidal zone, South Africa C017 / 1933
Intertidal zone. Time-exposure image of the sea lapping at algae-covered intertidal rocks. Photographed at Platbank, Goukamma Marine Protected Area, Western Cape, South Africa

Surf fishing, South Africa C017 / 1934
Surf fishing. Time-exposure image of a man fishing at dusk in the surf amongst algae-covered intertidal rocks. Photographed in the Goukamma Marine Protected Area, Western Cape, South Africa

Invasive mussels and limpets C013 / 6080
Invasive mussels and limpets. Invasive alien Mediterranean mussels (across bottom, Mytilus galloprovincialis) taking over rocks occupied by endemic limpets (brown, top)

Nazca Booby and chick (Sula granti), formerly Masked Booby. Isla de la Plata Machalla National Park, Ecuador. They are intermediate between the blue-footed and red-footed booby

Nazca Boobies, (formerly Masked booby) (Sula granti) Punta Cevallos, Espanola or Hood Island, Galapagos Islands, Ecuador. They are intermediate between the blue-footed and red-footed booby

Sun rising behind Lions Gate Bridge, Stanley Park, British Columbia

Breadcrumb sponge (Halichondria panacea) (orange) in a rock pool. At centre left and lower right are pebbles encrusted with calcareous worm tubes excreted by the tube worm (Pomatoceros triqueter)

Rainbow wrack (Cystoseira tamariscifolia) submerged in a rock pool. This is a species of brown seaweed. When seen underwater it is an iridescent turquoise colour

The Breach at Alkborough on the Humber Estuary in Eastern England. As sea levels rise around the world many areas of
Ashley Cooper / SpecialistStock

Crab on Mellu Island, . Rongelap, Marshall Islands (N. Pacific)
Andre Seale / SplashdownDirect

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The intertidal zone is a dynamic and captivating ecosystem that exists between the land and sea. It serves as a crucial habitat for various species, including Steller's Sea Lions and Bald Eagles, who find refuge on rocky islands like those in Katmai National Park, Alaska. As we witness rising sea levels around the world, areas such as the Breach at Alkborough on the Humber Estuary face an increasing risk of coastal flooding. The cost to protect these low-lying lands continues to escalate, highlighting the vulnerability of our coastlines. In Payne's Creek Intertidal Zone, sand patterns emerge with each ebb and flow of tides. These intricate designs are nature's artwork, reminding us of the ever-changing beauty within this unique habitat. Along the shores of Geographic Harbor in Katmai National Park, Coastal Brown Bears roam freely during low tide. With their keen fishing skills, they wade through water in search of salmon - a true spectacle to behold. A close-up portrait captures the majestic presence of a Coastal Brown Bear standing tall in Kinak Bay. Its powerful gaze reflects both strength and resilience amidst its natural surroundings. Even young bears partake in this intertidal feast; digging clams while walking along low tide at Geographic Harbor. Their playful curiosity echoes throughout this pristine environment. The intertidal zone is not only home to diverse wildlife but also acts as a reminder of our planet's delicate balance. As we navigate an uncertain future with climate change impacts looming large, it becomes increasingly important to appreciate and protect these precious ecosystems for generations to come.