There is much evidence that suggests that freshwater systems are more sensitive to
introduced predators than are terrestrial or marine systems. We argue here that this …

Members of the Asteroidea (phylum Echinodermata), popularly known as starfish or sea
stars, are ecologically important and diverse members of marine ecosystems in all of the …

Do large organisms occupy higher trophic levels? Predators are often larger than their prey
in food chains, but empirical evidence for positive body mass–trophic level scaling for entire …

Dreissenid mussels (the zebra mussel Dreissena polymorpha and the quagga mussel
Dreissena bugensis) have invaded lakes and rivers throughout North America and Europe …

The ecological impact stemming from a biological invasion is the most poorly understood
aspect of the invasion process. While forecasting methods are generally lacking, a potential …

Outbreaks of starfish (Asterias amurensis) pose a major threat to aquaculture and marine
ecosystems in Qingdao, China, and no effective methods have been found to control them. A …

Marine biosecurity, the protection of the marine environment from impacts of non‐
indigenous species, has a high profile in New Zealand largely associated with a …

Seahorses have the potential to be flagship species for estuarine conservation around the
world and considerable concern has arisen over their declining abundance in the face of …

Introduced species are having major impacts in terrestrial, freshwater and marine
ecosystems world-wide. It is increasingly recognised that effects of multiple species often …

The annual number of new species records world-wide has paralleled shipping and is
increasing. For example, in ICES member countries a new introduction forming a new …