. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology; Zoology. BIGELOW: EXPLORATIONS OF THE COAST WATERS. 215 In early May the temperature of the upper 15 meters or so was already considerably higher than the winter minimum, much more so in the western than in the eastern side of the Gulf, with a west to east range on the surface (Fig. 53) from about 7° off Cape Ann to 3° on German Bank. But in the mid-depths, at from 40 to 100 meters, the coastal zone on the western side of the Gulf (Stations 10266, 10278), was practically as cold (3°-4°) as German Bank and its western
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology; Zoology. BIGELOW: EXPLORATIONS OF THE COAST WATERS. 215 In early May the temperature of the upper 15 meters or so was already considerably higher than the winter minimum, much more so in the western than in the eastern side of the Gulf, with a west to east range on the surface (Fig. 53) from about 7° off Cape Ann to 3° on German Bank. But in the mid-depths, at from 40 to 100 meters, the coastal zone on the western side of the Gulf (Stations 10266, 10278), was practically as cold (3°-4°) as German Bank and its western slope (Fig. 54, 69), with warmer water in the intervening basin. The profile (Fig. 69) is also interesting both as showing that the minimum temper-. FiG. 56.— Temperature at 40 meters, June, 1915. ature for the central part of the Gulf was at about 100 meters, with warmer water below, the thick layer of surface water warmer than 5° over the Western Basin foreshadowing the high temperature which characterizes that region in summer (p. 166), and as illustrating the mass of cool surface water (4°-) in the eastern side of the Gulf which finds its counterpart in low salinity (p. 223). With the advance of the season the temperature of the surface layers continues to rise faster in the western than in the eastern half of the Gulf, until by the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum
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