Perspectives in Biosecurity | 2023 | Volume 8

Editorial
Dan Blanchon and Peter de Lange

Research Paper

Distribution characteristics of the free-roaming dog population of the western area of Tongatapu, Kingdom of Tonga: Developing a GIS for biosecurity and animal welfare projects
Glenn D. Aguilar, Vanya de Felice

Short Communications

Sporulation and spore viability in Nephrolepis exaltata (L.) Schott, Nephrolepidaceae, collected from a naturalised population (Oratia, Tāmaki Makaurau / Auckland, Aotearoa / New Zealand)
Campbell James, Mark Large

Seed viability of Persicaria chinensis (L.) H.Gross in Aotearoa / New Zealand
Carol Elliott, Lydia Starr

Review

Biological control of weeds in Aotearoa / New Zealand: History, science and achievements to date
Jade K. Matthews, Diane L. Fraser, Peter J. de Lange