Sven Zacek / Aerial view of a small forest lake in Karula National Park, Valgamaa county, Southern Estonia. Highly commended in the Wildlife Photographer of the Year Awards 2019.

John Shaw / Brown bear (Ursus arctos) searching for clams on tidal mudflat with waterbirds. Lake Clark National Park, Alaska. August.

Colin Monteath/ Hedgehog House / Icebergs in winter in lake, Hooker Glacier, Mount Cook, Mount Cook National Park, New Zealand

Milan Radisics / Aerial shot of an artificial lake polluted by extractive pyrite mining, the orange color comes from sulfite and the blue is a reflection of the sky, Minas de Riotinto, Andalusia, Spain, January 2019.

Milan Radisics / Aerial shot of the shore of an artificial lake polluted by extractive pyrite mining, the orange color comes from sulfite and the blue is a reflection of the sky, Minas de Riotinto, Andalusia, Spain, J...

Sven Zacek / Sunrise over bog with trees reflected in pool. Endla Nature Reserve, Jogevamaa, Central Estonia. October 2015.

Paul Souders/ Worldfoto / Lesser Flamingo (Phoenicopterus minor) flock nesting on island, Lake Natron, Tanzania

Paul Souders/ Worldfoto / Red algae and salt formations, Lake Natron, Ol Doinyo Lengai, Tanzania

Ingo Arndt / Mountains reflected in lake, Paine Massif, Torres del Paine, Torres del Paine National Park, Patagonia, Chile

Jack Dykinga / Aurora Borealis reflected in Polar Lake, conifers silhouetted at edge. Near Great Slave Lake, Northwest Territories, Canada. September 2018.

Jack Dykinga / Aurora Borealis display above conifers and Polar Lake. Near Great Slave Lake, Northwest Territories, Canada. September 2018.

Jack Dykinga / Aurora Borealis reflected in Polar Lake, wetland and conifers silhouetted along shore. Near Great Slave Lake, Northwest Territories, Canada. September 2018.

Guy Edwardes / Shore of Lago de Predil covered in snow, Italy, February 2018

Shane P. White / Lake and mountains, Cuernos del Paine, Torres del Paine National Park, Patagonia, Chile

Guy Edwardes / Church of St Mary, Almer, Dorchester, Dorset, England, UK. May 2012.

Guy Edwardes / Lobster pots at edge of Loch Duich, Eilean Donan Castle in background. Highlands, Scotland, UK. January 2014.

Guy Edwardes / View across Loch Duich to Eilean Donan Castle, Kyle of Lochalsh, Highlands, Scotland, Uk. July 2012.

Guy Edwardes / Eilean Donan Castle and Loch Duich, Kyle of Lochalsh, Highlands, Scotland, UK. July 2012.

Guy Edwardes / Boat in Loch Duich with Eilean Donan Castle in background, Highlands, Scotland, UK. July 2012.

Guy Edwardes / Loch Ba, Rannoch Moor, Highlands, Scotland, UK. September 2013.

Guy Edwardes / Loch Leathan, Trottenish Peninsula, Isle of Skye, Inner Hebrides, Scotland, UK. January 2014.

Guy Edwardes / View over Loch Cill Chriosd to Beinn na Caillichin, Red Cuillins, Strath Suardal, Isle of Skye, Scotland, UK. January 2014.

Guy Edwardes / Canoes on Loch Tummel, Perthshire, Scotland, UK. October, 2014.

Guy Edwardes / Trees reflected in Loch Tummel, Perthshire, Scotland, UK. October, 2014.

Guy Edwardes / Boat hut on lochshore, Faskally Forest, Pitlochry, Perthshire, Scotland, UK. October 2014.

Guy Edwardes / Queen's View, Loch Tummel, Perthshire, Scotland, UK. October, 2014.

Ross Hoddinott / Buachaille Etive Beag reflected in Lochan na Fola after snowfall, early morning light, Glencoe, Scotland, UK. February 2017.

Kirkendall-Spring Photographers / Vicky Spring next to a small tarn, Lyman Lakes Basin, Glacier Peak Wilderness, Wenatchee National Forest, Washington, USA, September 2014. Model released.

Tim Fitzharris / Peaks, Sundance Range, Vermilion Lakes, Banff National Park, Alberta, Canada

Tim Fitzharris / Peaks, Sundance Range, Vermilion Lakes, Banff National Park, Alberta, Canada

Tim Fitzharris / Taiga and peaks, Sundance Range, Vermilion Lakes, Banff National Park, Alberta, Canada

Tim Fitzharris / Pyramid Mountain from Pyramid Lake, Jasper National Park, Alberta, Canada

Tim Fitzharris / Trident Range from Pyramid Lake, Jasper National Park, Alberta, Canada

Tim Fitzharris / Grand Tetons from String Lake, Grand Teton National Park, Wyoming

Tim Fitzharris / Crowfoot Mountains and Bow Lake, Icefields Parkway, Rocky Mountains, Alberta, Canada

Tim Fitzharris / Dana Plateau from Ellery Lake, Sierra Nevada, Inyo National Forest, California

Tim Fitzharris / Dana Plateau from Ellery Lake, Sierra Nevada, Inyo National Forest, California

Ross Hoddinott / Buachaille Etive Beag reflected in Lochan na Fola after snowfall, early morning light, Glencoe, Scotland, UK. March 2017.

Ross Hoddinott / Buachaille Etive Beag reflected in little lochen, early morning light and mist, Glencoe, Scotland, UK. December 2016.

Ross Hoddinott / Brandlehow Jetty, misty morning, Derwentwater, Keswick, The Lake District, Cumbria, UK. November 2016.

Ross Hoddinott / Kilchurn Castle, sunrise, early morning mist and light, a ruin on a rocky peninsula, the northeastern end of Loch Awe, in Argyll and Bute, Scotland, UK. March 2017.

Ross Hoddinott / Kelly Hall Tarn, late evening light, The Lake District, Cumbria, UK. October 2016.

David Pattyn / Great crested grebe (Podiceps cristatus) close-up in breeding plumage. The Netherlands.June 2014

David Pattyn / Black necked grebe (Podiceps nigricollis) portrait of an adult bird in winter plumage. The Netherlands. April 2014

Ingo Arndt / Glaucous winged gull (Larus glaucescens) calling, Lake Clark National Park, Alaska, USA, August

Ingo Arndt / Sun hitting the peak of The Matterhorn (4478m) at sunrise with reflection in Lake Riffelsee, Switzerland

David Noton / Lago Bain de Dones with Tofana de Rozes reflected, Dolomite Mountains, Belluno Province, Veneto, Italy, September 2015.

Tim Fitzharris / Clouds at sunset, Black Canyon of the Gunnison National Park, Colorado

Tim Fitzharris / String Lake and the Grand Tetons, Grand Teton National Park, Wyoming

Sandra Bartocha / European beech (Fagus sylvatica) and Pines, Schweingartensee, Serrahn, Muritz-National Park, World Natural Heritage site, Germany, Europe. November 2015.

Sandra Bartocha / European beech (Fagus sylvatica) and Pines reflected in Schweingartensee lake.Serrahn, Muritz-National Park, World Natural Heritage site, Germany, Europe. November 2015.

Colin Monteath/ Hedgehog House / Mountains reflected in lake at sunset, Lake Matheson, Mount Tasman and Mount Cook, Westland National Park, South Island, New Zealand

Sumio Harada / Lake in fall, Bowman Lake, Glacier National Park, Montana

Bence Mate / Grey heron (Ardea cinerea) with lightning storm at night. Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hungary. May 2012.

Bence Mate / Lightning storm over Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hungary. May 2012.

Bence Mate / Little bittern (Ixobrychus minutus) hunting from reed, Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hungary, June.

Bence Mate / European otter (Lutra lutra) two at water's edge, one shaking off water, Kiskunsagi National Park, Pusztaszer, Hungary, October.

Bence Mate / European otter (Lutra lutra) group in shallow water, Kiskunsagi National Park, Hungary, October.

Bence Mate / European otter (Lutra lutra) shaking off water, Kiskunsagi National Park, Hungary, January.

Bence Mate / European otter (Lutra lutra) group, with one shaking off water, Kiskunsagi National Park, Hungary, January.

Bence Mate / European otters (Lutra lutra) feeding at water?s edge with splashing water, Kiskunsagi National Park, Hungary, January.

Bence Mate / Water rail (Rallus aquaticus) reflected in water, Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hungary.

Bence Mate / Group of Great egrets (Ardea alba), Grey heron (Ardea cinerea) and Eurasian spoonbill (Platalea leucorodia) at night with stars and moon. Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hungary. May.

Bence Mate / Two European otters (Lutra lutra) one shaking off water and the other feeding on fish, Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hungary. October.

Bence Mate / Grey heron (Ardea cinerea) face to face in lake, at night with stars, Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hungary. July.

Matthias Breiter / Forest along lake in autumn, Laurentian Mountains, La Mauricie National Park, Quebec, Canada

Matthias Breiter / Forest along lake in autumn, Laurentian Mountains, La Mauricie National Park, Quebec, Canada

Michel Poinsignon / Black stork (Ciconia nigra) reflected in water, Pusztaszer, Hungary, April

Olga Kamenskaya / Pebbles reflected in the water surface at mouth of Sheryldy river, Lake Baikal, Siberia, Russia. September

Benjamin Barthelemy / View of La Meije, with Lac du Pontet in the foreground, Ecrins National Park, Savoie, France, June 2014.

Juan Carlos Munoz / Aerial view of Lake Powell, near Page, Arizona and the Utah border, USA, February 2015. Lake Powell is a reservoir on the Colorado River, and is the second largest man made lake in the USA.

Erlend Haarberg / Rock face reflected in lake surface with floating blue ice sheets, Ovre Pikhaugvatnet lake, Glomdalen valley, Saltfjellet-Svartisen National Park, Norway, August 2015.

Colin Monteath/ Hedgehog House / Clouds and mountains reflected in lake, Lake Matheson, Mount Tasman and Mount Cook, Westland National Park, New Zealand

Tim Fitzharris / Pinnacle Mountain reflected in Education Pond, Arkansas

Bence Mate / Little egret (Egretta garzetta) and Grey herons (Ardea cinerea) reflected in lake at twilight, Lake Csaj, Pusztaszer, Hungary. June. Winner of the Portfolio category of the Terre Sauvage Nature Images...

Bence Mate / Group of Great egrets (Ardea alba) reflected in still water, with Hooded crows (Corvus cornix), Lake Csaj, Pusztaszer, Hungary. Winner of the Portfolio category of the Terre Sauvage Nature Images Awar...

Danny Green / Black-throated diver (Gavia arctica), Finland, June.

Danny Green / Black-throated diver (Gavia arctica) displaying, Finland, June.

Danny Green / Black-throated diver (Gavia arctica) on near waters edge, Finland, June.

Sven Zacek / Misty lake, with trees reflected in the water, and Willow (Salix) trees silhouetted on the shore, Suur Emajogi river, Tartumaa, Estonia, May 2014.

Andy Rouse / Great crested grebe (Podiceps cristatus cristatus) with young chicks on back, Cardiff, UK, April.

Andy Rouse / Great egret (Ardea alba) flying across lake, Ranthambhore National Park, India

Andy Rouse / Great crested grebe (Podiceps cristatus cristatus) courtship dance, Cardiff, UK, March.

Andy Trowbridge / Matterhorn (4,478m) at sunrise, with reflection in Lake Stellisee, Zermatt, Switzerland, September 2012.

Krijn Trimbos / Great crested grebe (Podiceps cristatus) with head low to the water in aggressive display, The Netherlands. March.

Ole Jorgen Liodden / Black-winged stilt (Himantopus himantopus) with out of focus Lesser flamingos (Phoenicopterus minor) standing behind, Lake Nakuru, Kenya

Donald M. Jones / American Avocet (Recurvirostra americana) in pond, central Montana

Andy Rouse / Great crested grebe (Podiceps cristatus) on lake, Wales, UK, June.

George Sanker / American Buffalo or Bison (Bison bison) group with calves, Yellowstone National Park, Wyoming, USA, May

David Pattyn / Coot (Fulica Atra) young chick. The Netherlands. June 2014

David Pattyn / Black necked grebe (Podiceps nigricollis) portrait of an adult in breeding plumage catching mosquitoes from the water surface while foraging.The Netherlands.April 2014

David Pattyn / Black necked grebe (Podiceps nigricollis) adult, The Netherlands.April 2014

David Pattyn / Black necked grebe (Podiceps nigricollis) portrait of an adult bird in breeding plumage, The Netherlands. April 2014

David Pattyn / Black necked grebe (Podiceps nigricollis) portrait of an adult. The Netherlands.April 2014

David Pattyn / Black necked grebe (Podiceps nigricollis) adult at night with the reflection of street lights in the water. The Netherlands. April 2014

David Pattyn / Black necked grebe (Podiceps nigricollis) adult bird in breeding plumage. The Netherlands.April 2014