筛选
科学数据
统计数据
共检索到2187条 ,权限内显示50条;
Data from: Crossing the (Wallace) line: local abundance and distribution of mammals across biogeographic barriers
- 负责人：
- DOI：
- doi:10.5061/dryad.mr16q
- 摘要：
- plant invasions, where most species have similar abundance in their native and introduced ranges. However, species’ ecology may change as they enter new communities
Data from: Bumble bee nest abundance, foraging distance, and host-plant reproduction: implications for management and conservation
- 负责人：
- DOI：
- doi:10.5061/dryad.cr672
- 摘要：
- Recent reports of global declines in pollinator species imply an urgent need to assess the abundance of native pollinators and density-depe
Data from: Linking intra-specific trait variation to community abundance dynamics improves ecological predictability by revealing a growth-defence
- 负责人：
- DOI：
- doi:10.5061/dryad.675mr
- 摘要：
- ween species? traits and abundance permits a wide range of community dynamics that would not be expected from ecological theories purely based
Monitoring of the relative abundance of tundra bird and mammal species encountered daily on Bylot Island, Nunavut
- 负责人：
- Canadian Polar Data Network (CPDN)
- 关键词：
- Abundance Birds Bylot Island Mammals Nunavut Tundra Circumpolar Biodiversity Monitoring Program, Conservation of Arctic Flora and Fauna - Terrestrial International Polar Year-Arctic Wildlife Observatories Linking Vulnerable EcoSystems
- DOI：
- doi:10.5443/1627
- 摘要：
- The relative abundance of species is recorded as the number of individuals seen per hour spent in the field per observer. Each observer rec
Data from: Long-lasting effects of logging on beetles in hollow oaks
- 负责人：
- DOI：
- doi:10.5061/dryad.674r3nf
- 摘要：
- species richness and abundance to persist is crucial. Hollow oaks (Quercus spp.) are biodiversity hot spots for deadwood?dependent insect species, and the main
Data from: Habitat traits and species interactions differentially affect abundance and body size in pond-breeding amphibians
- 负责人：
- 关键词：
- density competition habitat features marbled salamander ringed salamander size spotted salamander
- DOI：
- doi:10.5061/dryad.s25d3
- 摘要：
- 1. In recent studies, habitat traits have emerged as stronger predictors of species occupancy, abundance, richness and diversity than compe
Data from: Species-area relationships in the Andaman and Nicobar islands emerge because rarer species are disproportionately favored on larger
- 负责人：
- DOI：
- doi:10.5061/dryad.7m0cfxpr5
- 摘要：
- lago, we examine how different metrics of biodiversity (total species richness, rarefied species richness, and abundance-weighted effective numbers of species
Data from: Species abundance, not diet breadth, drives the persistence of the most linked pollinators as plant-pollinator networks disassemble
- 负责人：
- 关键词：
- Biodiversity Conservation biology Ecology: landscape Fragmentation Human impact Interactions: mutualism Interactions: plant/animal Invertebrates Plant
- DOI：
- doi:10.5061/dryad.qq67h
- 摘要：
- in all analyses was pollinator species' abundance. In contrast, diet breadth poorly predicted persistence. Overall, our results suggest that community
Data from: Mediterranean marine protected areas have higher biodiversity via increased evenness, not abundance
- 负责人：
- DOI：
- doi:10.5061/dryad.v9s4mw6r1
- 摘要：
- ng standardised underwater visual survey data, we measured the abundance and species richness of reef fishes in 43 protected and 41 fished sites
Data from: Predicting community structure in snakes on Eastern Nearctic islands using ecological neutral theory and phylogenetic methods
- 负责人：
- DOI：
- doi:10.5061/dryad.dp157
- 摘要：
- neutral theory of biodiversity (UNTB), predict that in situations where mainland to island migration is high, species-abundance relationships explain
