There is 1 result matching your search for "David T Richardson".
A FIELD GUIDE TO WHALES PORPOISES AND…A very useful guide covering the Gulf of Maine and eastern Canada with revised species accounts of 22 species of whales and porpoises and 7 species of seals. It also includes sea turtles, basking shark and ocean sunfish. Full ID information with details of tour operators. Black and white photographs and drawings, maps, 316pp. 1993 Revised EditionPaperback £15.50 Buy Now