Publications

One sixth of Amazonian tree diversity is dependent on river floodplains

Householder, John Ethan; Wittmann, Florian; Schöngart, Jochen; Piedade, Maria Teresa Fernandez; Junk, Wolfgang J.; Latrubesse, Edgardo Manuel; Quaresma, Adriano Costa; Demarchi, Layon O.; de S. Lobo, Guilherme; de Aguiar, Daniel P.P.; Assis, Rafael L.; Lopes, Aline; Parolin, Pia; Leão do Amaral, Iêda; de Souza Coelho, Luiz; de Almeida Matos, Francisca Dionízia; de Andrade Lima Filho, Diógenes; Salomão, Rafael P.; Castilho, Carolina V.; Guevara-Andino, Juan Ernesto; de Jesus Veiga Carim, Marcelo; Phillips, Oliver L.; Cárdenas López, Dairon; Magnusson, William E.; Sabatier, Daniel; Revilla, Juan David Cardenas; Molino, Jean François; Irume, Mariana Victória; Martins, Maria Pires; da Silva Guimarães, José Renan; Ramos, José Ferreira; de Jesus Rodrigues, Domingos; Bánki, Olaf S.; Peres, Carlos A.; Pitman, Nigel C.A.; Hawes, Joseph E.; Almeida, Everton José; Barbosa, Luciane Ferreira; Cavalheiro, Larissa; dos Santos, Márcia Cléia Vilela; Luize, Bruno Garcia; de Leão Novo, Evlyn Márcia Moraes; Núñez Vargas, Percy; Silva, Thiago Sanna Freire; Venticinque, Eduardo Martins; Manzatto, Angelo Gilberto; Reis, Neidiane Farias Costa; Terborgh, John; Casula, Katia Regina; Costa, Flávia R.C.; Honorio Coronado, Euridice N.; Monteagudo Mendoza, Abel; Montero, Juan Carlos; Feldpausch, Ted R.; Aymard C, Gerardo A.; Baraloto, Chris; Castaño Arboleda, Nicolás; Engel, Julien; Petronelli, Pascal; Zartman, Charles Eugene; Killeen, Timothy J.; Rincón, Lorena Maniguaje; Marimon, Beatriz S.; Marimon-Junior, Ben Hur; Schietti, Juliana; Sousa, Thaiane R.; Vasquez, Rodolfo; Mostacedo, Bonifacio; Dantas do Amaral, Dário; Castellanos, Hernán; Brilhante de Medeiros, Marcelo; Simon, Marcelo Fragomeni; Andrade, Ana; Camargo, José Luís; Laurance, William F.; Laurance, Susan G.W.; de Sousa Farias, Emanuelle; Lopes, Maria Aparecida; Magalhães, José Leonardo Lima; Mendonça Nascimento, Henrique Eduardo; Lima de Queiroz, Helder; Brienen, Roel; Stevenson, Pablo R.; Araujo-Murakami, Alejandro; Baker, Tim R.; Cintra, Bruno Barçante Ladvocat; Feitosa, Yuri Oliveira; Mogollón, Hugo F.; Noronha, Janaína Costa; Barbosa, Flávia Rodrigues; de Sá Carpanedo, Rainiellen; Duivenvoorden, Joost F.; Silman, Miles R.; Ferreira, Leandro Valle; Levis, Carolina; Lozada, José Rafael; Comiskey, James A.; Draper, Freddie C.; de Toledo, José Julio; Damasco, Gabriel; Dávila, Nállarett; García-Villacorta, Roosevelt; Vicentini, Alberto; Cornejo Valverde, Fernando; Alonso, Alfonso; Arroyo, Luzmila; Dallmeier, Francisco; Gomes, Vitor H.F.; Jimenez, Eliana M.; Neill, David; Peñuela Mora, Maria Cristina; Carvalho, Fernanda Antunes; Coelho de Souza, Fernanda; Feeley, Kenneth J.; Gribel, Rogerio; Pansonato, Marcelo Petratti; Ríos Paredes, Marcos; Barlow, Jos; Berenguer, Erika; Dexter, Kyle G.; Ferreira, Joice; Fine, Paul V.A.; Guedes, Marcelino Carneiro; Huamantupa-Chuquimaco, Isau; Licona, Juan Carlos; Pennington, Toby; Villa Zegarra, Boris Eduardo; Vos, Vincent Antoine; Cerón, Carlos; Fonty, Émile; Henkel, Terry W.; Maas, Paul; Pos, Edwin; Silveira, Marcos; Stropp, Juliana; Thomas, Raquel; Daly, Doug; Milliken, William; Pardo Molina, Guido; Vieira, Ima Célia Guimarães; Albuquerque, Bianca Weiss; Campelo, Wegliane; Emilio, Thaise; Fuentes, Alfredo; Klitgaard, Bente; Marcelo Pena, José Luis; Souza, Priscila F.; Tello, J.S.; Vriesendorp, Corine; Chave, Jerome; Di Fiore, Anthony; Hilário, Renato Richard; de Oliveira Pereira, Luciana; Phillips, Juan Fernando; Rivas-Torres, Gonzalo; van Andel, Tinde R.; von Hildebrand, Patricio; Balee, William; Barbosa, Edelcilio Marques; de Matos Bonates, Luiz Carlos; Doza, Hilda Paulette Dávila; Gómez, Ricardo Zárate; Gonzales, Therany; Gonzales, George Pepe Gallardo; Hoffman, Bruce; Junqueira, André Braga; Malhi, Yadvinder; de Andrade Miranda, Ires Paula; Mozombite-Pinto, Linder Felipe; Prieto, Adriana; Rudas, Agustín; Ruschel, Ademir R.; Silva, Natalino; Vela, César I.A.; Zent, Stanford; Zent, Egleé L.; Cano, Angela; Carrero Márquez, Yrma Andreina; Correa, Diego F.; Costa, Janaina Barbosa Pedrosa; Flores, Bernardo Monteiro; Galbraith, David; Holmgren, Milena; Kalamandeen, Michelle; Nascimento, Marcelo Trindade; Oliveira, Alexandre A.; Ramirez-Angulo, Hirma; Rocha, Maira; Scudeller, Veridiana Vizoni; Sierra, Rodrigo; Tirado, Milton; Umaña, Maria Natalia; van der Heijden, Geertje; Vilanova Torre, Emilio; Ahuite Reategui, Manuel Augusto; Baider, Cláudia; Balslev, Henrik; Cárdenas, Sasha; Casas, Luisa Fernanda; Farfan-Rios, William; Ferreira, Cid; Linares-Palomino, Reynaldo; Mendoza, Casimiro; Mesones, Italo; Parada, Germaine Alexander; Torres-Lezama, Armando; Urrego Giraldo, Ligia Estela; Villarroel, Daniel; Zagt, Roderick; Alexiades, Miguel N.; de Oliveira, Edmar Almeida; Garcia-Cabrera, Karina; Hernandez, Lionel; Palacios Cuenca, Walter; Pansini, Susamar; Pauletto, Daniela; Ramirez Arevalo, Freddy; Sampaio, Adeilza Felipe; Valderrama Sandoval, Elvis H.; Valenzuela Gamarra, Luis; ter Steege, Hans

Résumé

Amazonia’s floodplain system is the largest and most biodiverse on Earth. Although forests are crucial to the ecological integrity of floodplains, our understanding of their species composition and how this may differ from surrounding forest types is still far too limited, particularly as changing inundation regimes begin to reshape floodplain tree communities and the critical ecosystem functions they underpin. Here we address this gap by taking a spatially explicit look at Amazonia-wide patterns of tree-species turnover and ecological specialization of the region’s floodplain forests. We show that the majority of Amazonian tree species can inhabit floodplains, and about a sixth of Amazonian tree diversity is ecologically specialized on floodplains. The degree of specialization in floodplain communities is driven by regional flood patterns, with the most compositionally differentiated floodplain forests located centrally within the fluvial network and contingent on the most extraordinary flood magnitudes regionally. Our results provide a spatially explicit view of ecological specialization of floodplain forest communities and expose the need for whole-basin hydrological integrity to protect the Amazon’s tree diversity and its function.