species richness
[/ˈspiːʃiːz ˈrɪtʃnəs/]
noun
riqueza de espécies
1. The total number of different species present in a given ecosystem, habitat, or geographical area
The tropical rainforest exhibits high species richness with thousands of plant and animal species.
A floresta tropical exibe alta riqueza de espécies com milhares de espécies de plantas e animais.
2. A measure of biodiversity that counts the number of species without considering their relative abundance
Scientists use species richness as a key indicator to assess the health of marine ecosystems.
Os cientistas usam a riqueza de espécies como um indicador-chave para avaliar a saúde dos ecossistemas marinhos.
3. A simple alpha diversity metric in ecology that does not account for species evenness or abundance
While species richness is important, it must be considered alongside species evenness for a complete biodiversity assessment.
Embora a riqueza de espécies seja importante, deve ser considerada juntamente com a uniformidade das espécies para uma avaliação completa da biodiversidade.
Species richness is a fundamental concept in conservation biology and environmental science globally. In Brazil, given the Amazon rainforest's ecological significance and the country's role in global biodiversity conservation, this term is frequently used in environmental policy discussions, indigenous land management contexts, and sustainable development debates. In the USA, it's central to environmental protection strategies, particularly regarding endangered species and habitat restoration. The term reflects growing international concern about biodiversity loss and climate change impacts.
Related Idioms & Phrases
assess species richness
maintain species richness
preserve species richness
high species richness
low species richness
species richness indicator
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