Extending and remixing the complete ray-finned fish tree of life via fishtreeoflifeorg


Meeting Abstract

61-4  Saturday, Jan. 5 14:15 – 14:30  Extending and remixing the complete ray-finned fish tree of life via fishtreeoflife.org CHANG, J*; ALFARO, ME; RABOSKY, DL; Univ. of Michigan, Ann Arbor; Univ. of California, Los Angeles; Univ. of Michigan, Ann Arbor jonathan.chang@ucla.edu http://jonathanchang.org

The tree of life metaphor has been used since Darwin to depict the evolutionary relationships among all organisms. To approach this goal, recent advances in sequencing technology, as well a supermatrix and supertree approaches, have helped biologists generated large, well-sampled phylogenies. Using phylogenetic trees has been critical for comparative researchers investigating problems in ecology, evolution, and biodiversity. Although progress has been made in accessing phylogenetic resources, there is still a need for a resource that is comprehensive, scriptable, and easily accessible by researchers of all levels of expertise. We introduce the Fish Tree of Life website and R package fishtree, resources to provide convenient access to sequences, phylogenies, fossil calibrations, and diversification rates for ray-finned fishes. We demonstrate the functionality through its application to phylogenetic inference and comparative studies, and show its ability to integrate with other popular R packages. These tools make access to phylogenies and diversification data accessible to empiricists. We close by showing how we are making progress on both automatic and machine-assisted curated updates to the fish tree of life.

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