Knowledge Resource Center for Ecological Environment in Arid Area
DOI | 10.1111/emr.12488 |
Assessing the spatial and temporal organization of Red Kangaroo, Western Grey Kangaroo and Eastern Grey Kangaroo populations in eastern Australia using multivariate autoregressive state-space models | |
McLeod, Steven R.; Finch, Neal; Wallace, Glenn; Pople, Anthony R. | |
通讯作者 | McLeod, SR (corresponding author), NSW Dept Primary Ind, Vertebrate Pest Res Unit, Invas Species Biosecur, 815 Tocal Rd, Paterson, NSW 2421, Australia. |
来源期刊 | ECOLOGICAL MANAGEMENT & RESTORATION
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ISSN | 1442-7001 |
EISSN | 1442-8903 |
出版年 | 2021 |
卷号 | 22页码:106-123 |
英文摘要 | To identify patterns in the temporal dynamics and spatial organization of kangaroo subpopulations that are commercially harvested, we fitted multivariate autoregressive state-space (MARSS) models to time series of kangaroo abundance from the main harvest zones of eastern Australia (1990-2019 for New South Wales and 1984-2019 for Queensland). We found that the responses of most populations to process variation, that is variation due to environmental or demographic stochasticity were correlated and that populations responded synchronously to environmental changes. Furthermore, we examined the influence of the covariates lagged rainfall, Southern Oscillation Index (SOI) and harvest rate on kangaroo abundance. We found that lagged rainfall had a positive influence, SOI and harvest rate had negative influences but the influence of covariates was not consistent across species or between subpopulations. In terms of population spatial structure, the analysis identified two subpopulations of Red Kangaroo (Osphranter rufus) in New South Wales and four subpopulations of grey kangaroos (a combination of Eastern Grey Kangaroo (Macropus giganteus) and Western Grey Kangaroo (Macropus fuliginosus)), which appeared to be associated with a rainfall gradient from east-west. In Queensland, separate subpopulations were identified in each of the three main harvest management zones for both Red Kangaroo and Eastern Grey Kangaroo. The implications of these results for the management of commercially harvested kangaroos are discussed. |
英文关键词 | aerial survey arid zone density dependence harvest time-series |
类型 | Article |
语种 | 英语 |
开放获取类型 | Bronze |
收录类别 | SCI-E |
WOS记录号 | WOS:000713767700018 |
WOS关键词 | NEW-SOUTH-WALES ; DENSITY-DEPENDENCE ; MACROPUS RUFUS ; DYNAMICS ; TRENDS ; HERBIVORES ; NUMBERS ; SHEEP |
WOS类目 | Ecology |
WOS研究方向 | Environmental Sciences & Ecology |
资源类型 | 期刊论文 |
条目标识符 | http://119.78.100.177/qdio/handle/2XILL650/367808 |
作者单位 | [McLeod, Steven R.] NSW Dept Primary Ind, Vertebrate Pest Res Unit, Invas Species Biosecur, 815 Tocal Rd, Paterson, NSW 2421, Australia; [Finch, Neal] Queensland Pk & Wildlife Serv & Partnerships, Dept Environm & Sci, 146 Herries St, Toowoomba, Qld 4350, Australia; [Wallace, Glenn] Queensland Pk & Wildlife Serv & Partnerships, Dept Environm & Sci, POB 689, Charleville, Qld 4470, Australia; [Pople, Anthony R.] Biosecur Queensland, Dept Agr & Fisheries, Invas Plants & Anim Res, 41 Boggo Rd, Dutton Pk, Qld 4102, Australia |
推荐引用方式 GB/T 7714 | McLeod, Steven R.,Finch, Neal,Wallace, Glenn,et al. Assessing the spatial and temporal organization of Red Kangaroo, Western Grey Kangaroo and Eastern Grey Kangaroo populations in eastern Australia using multivariate autoregressive state-space models[J],2021,22:106-123. |
APA | McLeod, Steven R.,Finch, Neal,Wallace, Glenn,&Pople, Anthony R..(2021).Assessing the spatial and temporal organization of Red Kangaroo, Western Grey Kangaroo and Eastern Grey Kangaroo populations in eastern Australia using multivariate autoregressive state-space models.ECOLOGICAL MANAGEMENT & RESTORATION,22,106-123. |
MLA | McLeod, Steven R.,et al."Assessing the spatial and temporal organization of Red Kangaroo, Western Grey Kangaroo and Eastern Grey Kangaroo populations in eastern Australia using multivariate autoregressive state-space models".ECOLOGICAL MANAGEMENT & RESTORATION 22(2021):106-123. |
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