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House sparrow eradication attempt on Robinson Crusoe Island, Juan Fernández Archipelago, Chile
Biodiversity Conservation, BRB
Available Online

Bonham, J.

,

Campbell, K.

,

Hagen, E.

2019
House sparrows (Passer domesticus) compete with native bird species, consume crops, and are vectors for diseases in areas where they have been introduced. Sparrow eradication attempts aimed at eliminating these negative effects highlight the importance of deploying multiple alternative methods to remove individuals while maintaining the remaining population naïve to techniques. House sparrow eradication was attempted from Robinson Crusoe Island, Chile, in the austral winter of 2012 using an experimental approach sequencing passive multi-catch traps, passive single-catch traps, and then active multi-catch methods, and finally active single-catch methods. In parallel, multiple detection methods were employed and local stakeholders were engaged. The majority of removals were via passive trapping, and individuals were successfully targeted with active methods (mist nets and shooting). Automated acoustic recording, point counts and camera traps declined in power to detect individual sparrows as the population size decreased; however, we continued to detect sparrows at all population densities using visual observations, underscoring the importance of local residents’ participation in monitoring. Four surviving sparrows were known to persist at the conclusion of eff orts in 2012. Given the lack of formal biosecurity measures within the Juan Fernández archipelago, reinvasion is possible. A local network of citizen observers is the best tool available to detect house sparrows at low density, however ongoing, dedicated eradication funding does not exist. Opportunistic removals via shooting have been possible from 2013–2016, but elusive individual sparrows were seen during a small number of days each year suggesting remnant group(s) exist in yet unknown forest locations.
Integrated Climate Change Risks in the Agriculture and Health Sectors in Samoa (ICCRAHSS) - Agriculture Component: Geographical Information Systems Activities

GEF

,

Ministry of Agriculture and Fisheries (Government of Samoa)

,

UNDP

2010
In 1989, the Asian Development Bank provided technical assistance to the then Department of Agriculture and the Survey Department through a NZ Consulting Firm - ANZDEC under an ADB Land Resource Planning Survey Project. The Project provided training on mapping and GIS capability for the survey staff who were involved in the mapping work. Electronic GIS data and equipment were handed over to the Department of Agriculture at the end of the project which were later on damaged by Cyclone Ofa in 1990. A decade later, the Integrated Climate Change Risks in Agriculture and Health Sectors (ICCRAHSS) Project funded by the GEF through UNDP contracted the services of a consultant to provide: -improved GIS maps for soil, crops and rainfall distribution under different climatic projections; -review existing GIS systems and possible areas for collaboration; -consider a program to support capacity building on the use of the system and; -some applications that addresses options for climate change adaptation for the agriculture sector. Based on this report, a GIS system for the Ministry of Agriculture was procured to address the need for such a system to be in place with the expectation that the system will be properly utilized and maintained by relevant people.