INDEX. 137 Natterjack Toad, 9. Nemacheilus barbatula, 24, 25, 26, 27, 28, 112. Nerophis aequoreus, 116. Nerophis ophidion, 116. Network Sucker, 95. Newt, Common, 87 ; Palmated, 87 ; Water, 87. Noctule, 34. Orca gladiator, 81. Orcynus thynnus, 92, 123. Orthagoriscus truncatus, 117. Osmerus eperlanus, 22, 105. Otter, 43. Oyster, 16. Perca fluviatilis, 24, 25, 26, 28, 88. Perch, 24, 25, 26, 28, 88. Peter-netting, 17. Petromyzon branchialis, 27, 122. Petromyzon fluviatilis, 22, 24, 122. Petromyzon marinus, 2 2, 27, 121. Phoca barbata, 29. Phoca fostida, 29. Phoca vitulina, 55. Phocaena communis, 82. Physeter macrocephalus, 79. Pike, 24, 25, 26, 28, 105. Pilchard, 113. Pipe Fish. Broad-nosed, 116 ; Greater, 116; Ocean, 116; Straight-nosed, 117. Piper, 90. Plaice, 20, 101. Planer's Lamprey, 26, 27, 122. Plecotus auritus, 32. Pleuronectes flesus, 22, 24, 102. Pleuronectes limanda, 102. Pleuronectes microcephalus, 102. Pleuronectes platessa, 101. Pogge, 90. Polecat, 3, 47. Porbeagle, 119. Porpoise, 8, 82. Rabbit, 69. Raia alba, 120. Raia batis, 120. Raia clavata, 120. Rana esculenta, 86, Rana temporaria, 86. Raniceps raninus, 101. Rat, Hanoverian, 62 ; Black, 61 ; Water, 64. Rhina squatina, 120. Rhinolophus ferrum-equinum, 31. Rhombus laevis, 101. Rhombus maximus, 101. Roach, 21, 24, 25, 26, 28, 109; Blue, no. See Azurine. Rorqual, 78. Rorqual, Rudolphi's, 78. Rudd, 21, 24, 27, 28, 110. Ruff, 23, 24, 88. Salmon, 20, 22, 23, 24, 26, 103. Salmo fario, 24, 25, 26, 28, 104. Salmo salar, 22, 24, 26, 103. Salmo trutta, 22, 24, 26, 103. Sand Eel, 101. Sand Lizard, 9. Sand Smelt, 96. Sciurus vulgaris, 57. Scomber scomber, 92. Seal, 55 ; Bearded, 29 ; Common, 29 ; Grey, 56 ; Hooded, 56; Ringed, 29. Sea Horse, 117. Sea Lamprey, 22, 27, 121. Sea Snail, 95. Sea Trout, 22, 24, 26, 103. Sea Wolf, 95. Seine-netting, 17. Shrew, Common, 39; Lesser, 39 ; Water 40. Shrimp, 13, 20. Silurus glanis, 27, 28, 106. Skate, 120 ; Sharp-nosed, 120. Slow Worm, 84. Smelt, 17, 22, 105. Snake, 8 ; Smooth, 9 ; Ringed, 84. Sole, 20, 102 ; Lemon, 124 ; Little, 124 ; Red, 124 ; Sand, 124. Solea lascaris, 124. Solea lutea, 124. Solea vulgaris, 102. Solonette, 124. Sorex minutus, 39. Sorex vulgaris, 39. Sprat, 16, 113, Squirrel, 57. Stag, 70. Stickleback, Three-spined, 24, 25, 26, 28, 97 ; Ten-spined, 24, 25, 26 28, 97 ; Fifteen-spined, 98. Sting Ray, 121. Stoat, 47. Stowboats, 14, 16. Sturgeon, 22, 24, 118. Sun Fish, Short, 117; Oblong, 117. Sweet William, 119. Swift, Water, 87. Sword Fish, 93. Syngathus acus, 116. Synotus barbastellus, 32. Syphonostoma typhle, 116. Talpa europaea, 38. Tench, 24, 25, 26, 27, 28, 111. Thornback, 120. Thymallus vulgaris, 24, 105.