Michel Roggo / Anavilhanas Archipelago in the Rio Negro, and flooded forest or 'Varzea forest' Amazonas, Brazil. February 2011

Kevin Schafer / Split level view of Amazon River Dolphin / Boto (Inia geoffrensis) in flooded forest, Ariau River, tributary of Rio Negro, Amazonia, Brazil, July

Kevin Schafer / Two Amazon river dolphins / Botos (Inia geoffrensis) swimming underwater in flooded rainforest, one with beak open, Rio Negro, Amazonia, Brazil, July

Kevin Schafer / Aerial view of flooded rainforest / varzea, Anavilhanas Archipelago, Rio Negro, Amazonia, Brazil, July 2008

Kevin Schafer / Amazon river dolphin / Boto (Inia geoffrensis) underwater with light above, Rio Negro, Amazonia, Brazil, July

Kevin Schafer / Flooded Forest, Rio Negro, Amazonia, Brazil, July 2008

Kevin Schafer / Amazon river dolphins / Boto (Inia geoffrensis) underwater in Flooded Forest, Rio Negro, Amazonia, Brazil, July

Mark Bowler / Silver arowana (Osteoglossum bicirrhosum) Amazonian fish occuring in Varzea flooded forests of the amazonian rainforest. These babies with their yolk sacks have been collected for the ornamental fish...

Michel Roggo / Rio Negro flooded during rainy season, Amazon, Brazil, 1993.

Michel Roggo / Yellow-spotted river turtle (Podocnemis unifilis), Los Lagos, Beni, Bolivia, October.

Michel Roggo / Spectacled caiman (Caiman crocodylus) at water surface. Beni, Bolivia, October.

Michel Roggo / Uaru / Triangle cichlid (Uaru amphiacanthoides) in flooded forest, Rio Tabajos, Amazon, Brazil.

Michel Roggo / Banded cichlid (Heros severus) in flooded forest. Rio Tabajos, Amazon, Brazil.

Michel Roggo / Three-barred / speckled peacock bass (Cichla temensis) entering flooded forest to spawn. Tributary Rio Tabajos, Para, Brazil.

Michel Roggo / Butterfly peacock bass (Cichla ocellaris) in flooded forest, Rio Tabajos, Amazon, Brazil.

Michel Roggo / Aracu (Leporinus sp.) in flooded forest, Rio Tabajos, Amazon, Brazil.

Michel Roggo / Matrincha (Brycon sp.) in flooded forest, waiting on surface for insects. Rio Tabajos, Amazon, Brazil.

Luiz Claudio Marigo / Aerial view of river meander and formation of ox-bow lake, in Amazon "várzea" Rainforest during the great 2008 flood, Northern Santa Cruz Department near the border with Beni Department, Eastern Boliv...

Luiz Claudio Marigo / Trees in flooded rainforest (Varzea) Mamiraua Ecological Station, Amazonas, Brazil

Luiz Claudio Marigo / Flooded rainforest with {Sterculia elata} tree, Varzea, Amazonas, Brazil Mamiraua Ecol

Luiz Claudio Marigo / Lianas / vines of the flooded rainforest, Varzea, Mamiraua Ecol Stn, Amazonas, Brazil

Luiz Claudio Marigo / Flower of Munguba tree {Pseudobombax munguba} flooded forest, varzea, Brazil, Mamiraua Ecol.

Luiz Claudio Marigo / Fruits of Munguba tree {Pseudobombax munguba} flooded forest, varzea, Brazil

Luiz Claudio Marigo / Aerial view of flooded forest and houses, Varzea, Amazonas river, Brazil. 1993

Luiz Claudio Marigo / Aerial view of flooded forest and people's houses, Varzea, Amazonas river, Brazil. 1993

Luiz Claudio Marigo / Aerial view of flooded forest, Varzea, Amazonas river, Brazil. 1993

Luiz Claudio Marigo / Aerial view of flooded forest, Varzea, Mamiraua Sust Devt Reserve, Amazonas, Brazil

Luiz Claudio Marigo / Tree with prop roots in Varzea seasonally flooded forest on the shore of Mamiraua Lake, Mamiraua Sustainable Development Reserve, Alvaraes, Amazon, Amazonas State, Northern Brazil.

Luiz Claudio Marigo / Tree with buttress roots in Varzea seasonally flooded forest on the shore of Mamiraua Lake, Mamiraua Sustainable Development Reserve, Alvaraes, Amazon, Amazonas State, Northern Brazil.

Luiz Claudio Marigo / Fer-de-lance or Common Lancehead (Bothrops atrox), a poisonous snake in Varzea flooded rainforest of Mamiraua Sustainable Development Reserve, Alvaraes, Amazon, Amazonas State, Northern Brazil.

Luiz Claudio Marigo / Varzea seasonally flooded forest on the shore of Mamiraua Lake, Mamiraua Sustainable Development Reserve, Alvaraes, Amazon, Amazonas State, Northern Brazil.

Luiz Claudio Marigo / Varzea seasonally flooded forest on the shore of Mamiraua Lake, Mamiraua Sustainable Development Reserve, Alvaraes, Amazon, Amazonas State, Northern Brazil.

Luiz Claudio Marigo / Varzea seasonally flooded forest on the shore of Mamiraua Lake, Mamiraua Sustainable Development Reserve, Alvaraes, Amazon, Amazonas State, Northern Brazil.

Luiz Claudio Marigo / Varzea seasonally flooded forest on the shore of Mamiraua Lake, Mamiraua Sustainable Development Reserve, Alvaraes, Amazon, Amazonas State, Northern Brazil.

Luiz Claudio Marigo / Varzea seasonally flooded forest on the shore of Mamiraua Lake, Mamiraua Sustainable Development Reserve, Alvaraes, Amazon, Amazonas State, Northern Brazil.

Luiz Claudio Marigo / Varzea seasonally flooded forest on the shore of Mamiraua Lake, Mamiraua Sustainable Development Reserve, Alvaraes, Amazon, Amazonas State, Northern Brazil.

Luiz Claudio Marigo / Varzea seasonally flooded forest on the shore of Mamiraua Lake, Mamiraua Sustainable Development Reserve, Alvaraes, Amazon, Amazonas State, Northern Brazil.

Michel Roggo / Anavilhanas Archipelago in the Rio Negro, and flooded forest or 'Varzea forest' Amazonas, Brazil. February 2011

Michel Roggo / Anavilhanas Archipelago in the Rio Negro, surrounded by flooded forest or 'Varzea forest' Amazonas, Brazil. February 2011

Michel Roggo / Aerial shot of Rio Branco, a tributary of the Rio Negro and flooded forest or 'Varzea forest', Amazon rainforest, Amazonas, Brazil. February 2011

Michel Roggo / Aerial view of flooded forest or 'Varzea forest' during rainy season with floating plants, Rio Negro, Brazil. February 2010.

Kevin Schafer / Two Amazon river dolphins / Botos (Inia geoffrensis) in flooded rainforest, Ariau River, tributary of Rio Negro, Amazonia, Brazil, July 2008

Kevin Schafer / Amazon river dolphin / Boto (Inia geoffrensis) tail view underwater with light above, flooded rainforest, Rio Negro, Amazonia, Brazil, July

Kevin Schafer / Two Amazon river dolphins / Botos (Inia geoffrensis) swimming underwater in flooded rainforest, Rio Negro, Amazonia, Brazil, July

Kevin Schafer / Aerial view of Anavilhanas Archipelago, Flooded forest, Rio Negro, Amazonia, Brazil, July 2008

Mark Bowler / Plastic bag full of Silver arowana fish (Osteoglossum bicirrhosum) collected for the ornamental fish trade from the Varzea flooded forests of South America, Peru

Mark Bowler / Varzea flooded forest, Amazon Rainforest, Yavari River, Peru, april 2006

Mark Bowler / Varzea flooded forest, Amazon Rainforest, Yavari River, Peru, april 2006