Results 81 to 90 of about 43,983 (161)

Comparing process-based and constraint-based approaches for modeling macroecological patterns [PDF]

open access: yesarXiv, 2015
Ecological patterns arise from the interplay of many different processes, and yet the emergence of consistent phenomena across a diverse range of ecological systems suggests that many patterns may in part be determined by statistical or numerical constraints.
arxiv  

The unmarked R package: Twelve years of advances in occurrence and abundance modelling in ecology [PDF]

open access: gold, 2023
Kenneth F. Kellner   +5 more
openalex   +1 more source

A survey of various ecosystems in relation to habitat conservation and urban biodiversity in Mati City, Davao Oriental, Philippines

open access: yesDavao Research Journal, 2019
In ecology, the community structure of an ecosystem is paramount to demonstrating the integrity and interrelationship of the various flora and fauna of the ecosystem.
Edison Macusi   +2 more
doaj   +1 more source

Invariance in ecological pattern [PDF]

open access: yesarXiv, 2019
The abundance of different species in a community often follows the log series distribution. Other ecological patterns also have simple forms. Why does the complexity and variability of ecological systems reduce to such simplicity? Common answers include maximum entropy, neutrality, and convergent outcome from different underlying biological processes.
arxiv  

A theory of ecological invasions and its implications for eco-evolutionary dynamics [PDF]

open access: yesarXiv
Predicting the outcomes of species invasions is a central goal of ecology, a task made especially challenging due to ecological feedbacks. To address this, we develop a general theory of ecological invasions applicable to a wide variety of ecological models: including Lotka-Volterra models, consumer resource models, and models with cross feeding ...
arxiv  

Reinterpreting Maximum Entropy in Ecology: a null hypothesis constrained by ecological mechanism [PDF]

open access: yesarXiv, 2017
Simplified mechanistic models in ecology have been criticized for the fact that a good fit to data does not imply the mechanism is true: pattern does not equal process. In parallel, the maximum entropy principle (MaxEnt) has been applied in ecology to make predictions constrained by just a handful of state variables, like total abundance or species ...
arxiv  

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