The temporal variability in abundance and population structure of the gastropod Chilina ovalis Sowerby was studied in the upper intertidal zone of Queule River estuary, south-central Chile (c. 40 degreesS). Snails were collected monthly (September 1995-December 1997) from haphazardly-located quadrat...

Blue mussel Mytilus edulis aquaculture lines and associated gear provide habitat for sessile and mobile epifaunal fouling organisms. Due to food limitations and substrate space, these species are likely to interact among themselves and with mussels. In some areas of Prince Edward Island and elsewher...

The recent detection of the invasive colonial tunicate Diplosoma listerianum in Havre- Aubert, Magdalen Islands (Quebec, Canada) in 2008, prompted the development of a molecular assay as a method to detect and monitor for the potential invasion of this species in Prince Edward ...