Island- and lake-like parallel adaptive radiations replicated in rivers

Parallel adaptive radiations have arisen following the colonization of islands by lizards and lakes by fishes. In these classic examples, parallel adaptive radiation is a response to the ecological opportunities afforded by the colonization of novel ecosystems and similar adaptive landscapes that fa...

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Autores principales: Burress, Edward D, Piálek, Lubomír, Casciotta, Jorge Rafael, Almirón, Adriana Edith, Tan, Milton, Armbruster, Jonathan W., Říčan, Oldřich
Formato: Articulo
Lenguaje:Inglés
Publicado: 2018
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/107948
http://europepmc.org/backend/ptpmcrender.fcgi?accid=PMC5784188&blobtype=pdf
Aporte de:
id I19-R120-10915-107948
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Ciencias Naturales
cichlid
convergence
Crenicichla
diversification
parallel evolution
species flock
spellingShingle Ciencias Naturales
cichlid
convergence
Crenicichla
diversification
parallel evolution
species flock
Burress, Edward D
Piálek, Lubomír
Casciotta, Jorge Rafael
Almirón, Adriana Edith
Tan, Milton
Armbruster, Jonathan W.
Říčan, Oldřich
Island- and lake-like parallel adaptive radiations replicated in rivers
topic_facet Ciencias Naturales
cichlid
convergence
Crenicichla
diversification
parallel evolution
species flock
description Parallel adaptive radiations have arisen following the colonization of islands by lizards and lakes by fishes. In these classic examples, parallel adaptive radiation is a response to the ecological opportunities afforded by the colonization of novel ecosystems and similar adaptive landscapes that favour the evolution of similar suites of ecomorphs, despite independent evolutionary histories. Here, we demonstrate that parallel adaptive radiations of cichlid fishes arose in South American rivers. Speciation-assembled communities of pike cichlids (Crenicichla) have independently diversified into similar suites of novel ecomorphs in the Uruguay and Parana´ Rivers, including crevice feeders, periphyton grazers and molluscivores. There were bursts in phenotypic evolution associated with the colonization of each river and the subsequent expansion of morphospace following the evolution of the ecomorphs. These riverine clades demonstrate that characteristics emblematic of textbook parallel adaptive radiations of island- and lake-dwelling assemblages are feasible evolutionary outcomes even in labile ecosystems such as rivers.
format Articulo
Articulo
author Burress, Edward D
Piálek, Lubomír
Casciotta, Jorge Rafael
Almirón, Adriana Edith
Tan, Milton
Armbruster, Jonathan W.
Říčan, Oldřich
author_facet Burress, Edward D
Piálek, Lubomír
Casciotta, Jorge Rafael
Almirón, Adriana Edith
Tan, Milton
Armbruster, Jonathan W.
Říčan, Oldřich
author_sort Burress, Edward D
title Island- and lake-like parallel adaptive radiations replicated in rivers
title_short Island- and lake-like parallel adaptive radiations replicated in rivers
title_full Island- and lake-like parallel adaptive radiations replicated in rivers
title_fullStr Island- and lake-like parallel adaptive radiations replicated in rivers
title_full_unstemmed Island- and lake-like parallel adaptive radiations replicated in rivers
title_sort island- and lake-like parallel adaptive radiations replicated in rivers
publishDate 2018
url http://sedici.unlp.edu.ar/handle/10915/107948
http://europepmc.org/backend/ptpmcrender.fcgi?accid=PMC5784188&blobtype=pdf
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