INDEX 
Net, the use of the drift, 127, 131 
——, the use of the trammell, 129 
——, the use of the seine, 130 
Noctiluca, 156 
North Sea, the intensity of fishing 
in the, 135 
Oro.xiTHs in the skull of the Plaice, 
, how to remove the, 118 
Otter and Salmon, 166 
trawl, the, 133 
Oyster, the, 146 
——., “‘ White-sick,”’ 147 
——, “* Black-sick,”’ 147 
spat, 147 
— cilia, 147 
— velum, 148 
— farm, the work of an, 149 
——.,, the worst enemy of the, 150 
——., the Whelk as an enemy of the, 
151 
——. the damage done by Mussels 
to, 151 
Parr, Salmon, 58 
“* Pecten,” the, 145 
Perch, the signs of alarm of the, 5 
, the signs of fear of the, 6 
, description of eggs of the, 11 
——,, the protective colouring of the, 
32 
—, brilliant colour of fins, 37 
——. the difficulty of photograph- 
ing, 179 
Phosphorescence, the cause of, 156 
Photographic excursions, 139 
Photography, methods of fish, 158 
et seq. 
Pike, the intelligence of the, 1 
, Sign of mental agitation of 
the, 3 
——, the attitude of attack of the, 4 
» experiment on, concerning 
coloration, 30 
——. the natural change of colour 
in the, 35 
Pilchard as a sardine, 121 
Pilchards, seining for, 130 
Pipe fish, the parental care of the 
male, 16 
, the mimicry of the long, 34 
Plaice, the floating eggs of the, 12 
195 
Plaice, the life history of the, 115 
——., age when, spawn, 116 
——,, otoliths in the skull of, 116 
, how to tell the age of, 117 
Plankton, description of, 154 
Plates, the best photographic, 188 
Port Erin biological] station, 113 
Post-larval stage of flat fish, the 
remarkable change in the, 112 
Protective colouring of fish, 22 ef 
seq., 33 
Protophyta, 153 
Protozoa, 153 
RavDuvuta of a Whelk, the, 151 
Rainbow Trout, 84 
Ray, description of egg of the, 11 
, the flattening of the, 43 
“« Redd,” the making of a, 49 
Reflection in fish photography, 178 
Reflex camera, usefulness of, 188 
Rings of growth of a salmon, 61 
Roach, bright colour in fin of, 37 
, the early history of the, 102 
——, time of hatching of eggs, 103 
——. a perfect fish in six weeks, 
105 
Roach’s eggs, the destruction of, 18 
Row-hound or Dog-fish, 39 
Rudd, as seen under water, 27 
, colour of, 37 
Ruffle, the dorsal fin of the, 37 
SaLmon, description of egg of the, 11 
» how fly is seen by, 28 
as the prince of sporting fishes, 
55 
——,, the origin of the, 56 
——, the leap of the, 56 
—— parr, 58 
—— parr in a comatose state, 59 
—— smolt, 59 
——,, the rings of growth of a, 61 
—., how to tell the age of a, 62 
——, the life of a, 64 
, Tate of growth of a, 65 
fisheries, how to improve the, 
67 
——, problems in connection with 
the habits of, 69 
—., natural food of, 72 
——, the size of the eggs of, 73 
——., how, eggs are collected, 75 
