On the Nature of Continental Shelves by John J. Walsh

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By John J. Walsh

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1984); accordingly, the zooplankton prey of the Egyptian sardine used to increase more than 10-fold (Fig. 15). 3 ^tg-at. , 1967). Like the Nile-stim­ ulated pulse of marine production, phytoplankton populations within the plume of the Amazon River at 10°N are also two orders of magnitude larger than outer shelf waters (Hulburt and Corwin, 1969). 2 Oceanic Signal On some tropical shelves, the fluvial signal of the rainy season is either masked by other inputs of nutrients or shifted in time by light limitation.

N 0 3 Γ 1 (Bainbridge, 1960; Watts, 1958), which should induce a July-August bloom of phytoplankton, as occurs at about the same latitude off the Malabar coast (Fig. 13). Ubiquitous cloud cover during the rainy season off Sierra Leone reduces the incident radiation, however, to 69 g-cal cm - 2 day - 1 in July-August, from a maximum of 480 g-cal cm - 2 day~l in February (Longhurst, 1983), which is an 86% reduction—recall that the spring bloom off New York began at —250 g-cal cm - 2 day -1 . Cloudiness off the Malabar coast also reduces the seasonal maximum of 580 g-cal cm - 2 d a y 1 in February to 250 g-cal cm - 2 day - 1 during June (Qasim, 1973), which is a 57% reduction, but this decline of light energy is not sufficient to limit primary production off India.

Indeed, don't try to get there at all. " . . The Editor has asked me to tell you how I came to write The Lion, The Witch and the Wardrobe, I will try, but you must not believe all that authors tell you about how they wrote their books. . At first I had very little idea how the story would go. But then suddenly Asian came bounding into it. I think I had been having a good many dreams of lions about that time. Apart from that, I don't know where the Lion came from or why He came. But once He was there He pulled the whole story together, and soon He pulled the other six Narnian stories in after him.

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