Tagged: invasive species

Be careful who you trade with – New Zealand’s biosecurity threat vectors - News

Erica Mather Jun 17, 2016

There is an increased likelihood that invasive species arrive in New Zealand from countries with poor regulation and low political stability, according to research published in Proceedings of the Royal Society B. Research released this week from Victoria University of Wellington reveals that a country’s level of governance and development has a strong impact on their risk of exporting exotic … Read More

Protecting New Zealand’s natural treasures - Mātau Taiao

Laura Goodall Feb 27, 2016

Tangata Whenua — People of the Land — is the name that Māori call themselves as indigenous New Zealanders, and likely signifies the deep roots they have to this green and blue place of jagged peaks and valleys.  The land sustains us. It carries paths to the future as well as ties to the past: whatungarongaro te tangata, toitū te … Read More

Food webs: Who eats who, and what does that tell us? - Waiology

Waiology Dec 02, 2014

By Elizabeth Graham Food webs are maps of “who eats who” within an ecosystem (Figure 1a). Each node, or point, in the web represents a species or group of organisms; nodes are connected by a link if there is a known feeding relationship between the two groups. Though they are built on simple predator-prey relationships, food webs integrate complex information … Read More