1. Assessment of the importance of nutrient recycling by seabirds in the St. Lawrence Estuary;Bédard;Canadian Journal of Fisheries and Aquatic Sciences,1980
2. The biology of limpets: physical factors, energy flow, and ecological interactions;Branch;Oceanography and Marine Biology Annual Review,1981
3. Distribution, population size and conservation of the Cape cormorant Phalacrocorax capensis;Cooper,1982
4. Distribution, population sizes and conservation of breeding seabirds in the Afrotropical region;Cooper,1984