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Invasion growth rate and its relevance to persistence: a response to Technical Comment by Ellner et al .
Author(s) -
Pande Jayant,
Fung Tak,
Chisholm Ryan,
Shnerb Nadav M.
Publication year - 2020
Publication title -
ecology letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 6.852
H-Index - 265
eISSN - 1461-0248
pISSN - 1461-023X
DOI - 10.1111/ele.13585
Subject(s) - persistence (discontinuity) , sign (mathematics) , ecology , biology , relevance (law) , evolutionary biology , mathematics , geology , political science , mathematical analysis , geotechnical engineering , law
Ellner et al . (2020) state that identifying the mechanisms producing positive invasion growth rates (IGR) is useful in characterising species persistence. We agree about the importance of the sign of IGR as a binary indicator of persistence, but question whether its magnitude provides much information once the sign is given.

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