Habitat associations of estuarine species: Comparisons of intertidal mudflat, seagrass (Zostera marina), and oyster (Crassostrea gigas) habitats, Dumbauld B R, Ruesink J L, Armstrong D A, and Hosack G R, Estuaries and Coasts, 2006, Volume 29, Issue 6B, p.1150-1160 (2006)