INDEX 



379 



VELELLA, 129. 130, Plate 50 

 Venus, 38, 42 ; V . mercenaria, 



305 

 Vermetus, 20 

 Vertebrae of herring, 330, Plate 



120 

 Vertebrates, 23 

 Vertical distribution of animals, 



60, 128, Plate 49 

 Vertical migration of Plankton 



animals, 127, Plate 4S 

 Vincignerra, 194, Plate 72 

 Viscosity, 131 

 Vitamins, 115 

 Viviparous blenny, 77 



WALKING goby, 47 

 Walruses, 24, 104, 105 ; Feeding 



of, 210 

 Water in ratio to land, 2 

 Water bottles, insulated, 259, 



Plate 92 

 Water-layers, 220, 247 

 Water movements, 229 ; caused 



by ice, 230, Text fig. 47 ; 



caused by winds, 232, Text 



fig. 4S 

 Waves, 238 ; oscillatory, 239 ; 



Text fig. 51 ; Swell, 240, Plate 



83; tidal, 234. 240, Text fig. 49 

 Wawo. 252 



Weever, Egg of, 80, Plate 29 

 Whale, Biscay, 288 ; Blue, 103 ; 



fisheries, 288 ; Greenland-, 



102, 288, Text fig. 21; Killer, 



103 ; Sperm, 102, 209, Plate 



42, Text fig. 20 ; harpoon and 



gun, Plate 103 

 Whalebone, 103, Plate 42 

 Whalebone Whale, 102, Plate 



103 



Whales, 24, 100, 225 ; Feeding 



of, 209 ; Sleep of, 104 

 Wheel maps, 7, Text fig. 2 

 Whelk, opening oyster, Plate 75 

 Whelks, 62, 68, 205, 309 

 Whiting, Egg and larva of, 82, 



Plate 29 

 Winkle, smooth, Plate 9 

 Wire cable. Use of, 254 

 Wood bored bv shipworm, 135, 



Plate 53, 57 ' 

 Wood borers, 135 

 Woods Hole Laboratory, 17, 



Plate 6 

 Worms, 19, 34, 36, 40, 44, 48, 



61, 66, 184, 189, 202, 205 ; 



Feeding of, 209 ; Boring, 



147 ; Burrowing, 38 

 Wrasse, 79 ; Feeding of, 209 



X-RAY Photographs of herring 

 Plate 120 ; of borings of 

 shipworm, Plate 54 



Xylophaga, 142, 146, Plate 52 



YOUNG acorn-barnacles. 244, 



Plate 87 

 Young angler-fish, 84, Plate 37 

 Young herring, 329, Plates 119, 



120 

 Young plaice, 324, Plate 116 



ZIMOCCA sponge, 357 

 Zoarces, 11 



Zoea of edible crab, 122, Plate 43 

 Zones of the sea bottom, 60 

 Zoochlorella, 213 

 Zooplankton, 245 

 Zooxanthella, 213 

 Zostera marina. 24. 61 



Printed for the Publishers: 



The Text by Butler & Tanner Ltd., Frome 



The Plates by Edmund Evans Ltd., London 



889.648 



