2l8 



INDEX 



Sea-trout, weather, 150 

 weight, 38, 48, 49, 50 

 whitling (q.v.), 9. 104, loS, 113, 115, 

 119-135, 139 

 Sea-trout fishing, common law of Scotland, S 



Crown's rights in Scotland, 7 

 Sewen, 38, 62 

 Slob trout, 24, 25 

 Smolts, 9, 67 (note), 91-116, 206 

 salmon, 100-107, m. 114. 115 

 sea-trout, age at time of descent, 105-113 

 capture illegal, 92 

 colouration, 101, 104 

 Dahl, 92, loS-iio 

 descent, 104, 105 

 description, 104 

 distinctions tabulated, 102-104 

 distinguished from salmon, 100, 101 

 estuarial habit, 114 

 fins, loi, 104 



Hiiitfeldt-Kaas, 93, 102-104 

 lochs, influence of, 111, 144-147 

 migration, scale evidence, 105, 108-112 

 migratory instinct donnant, 112 

 " parr marks," 101, 104 

 scales, 101, 104, 105, 108-112 

 shoal habit, 113 

 size, 101, 104, 115 

 spots, loi, 104 



statutory definition, 9, 67 (note), 206 

 tail, 101, 104 

 vigour (Chaytor), 96 

 Spawning period, 159-176 

 annual function, 169-176 

 ascent, 148 

 barren fish, 160 

 cross-breeding, 163, 164 

 dress, 50, 61, 159, 160 

 duration, 164, 165 

 effects on fish, 165 

 kelts, 132, 165-169 

 capture illegal, 132, 166 

 mortality, 165, 166 

 months, 153-155 

 ova, 161, 162 

 process described, 160-163 

 redds, 161, 163 



disturbance illegal, 92 (note), 165 

 season, 148, 153-155 

 Splash nets, 149 

 Stuart, ITamish, Ilchridcan trout, 25 



Salinonidcc, original habitat, 32 

 Stewart, Charles, Scottish law of fishing, 7 



Systematic Arrangement of the Fishes of 

 the Family Salmonidcc, The, C. Tate 

 Regan, 18 



Systematists and morphologists, 12-14 



Tail, bull trout, contrasted with sea-trout, 



40-42, 63 

 parr, 96, 98 



salmon contrasted with trout, 54 

 salmon contrasted with sea-trout, 54, 55 

 smolts, 55, 101, 104 

 Tailless trout, 42 

 " Tay bull trout," 40, 49, 175 

 Teeth, 57, 60 

 Tclcostei, sub-class, 18 

 Teratology oj Fishes, The, Dr. James F. 



Gemmill, 77 

 Thomson, John, Howietoun experiments, 22 

 Thymalhts, genus, ig 

 Tidal trout, 24-27, 34 



Treatise on the Law of Scotland relating to 

 the Rights of Fishing, Charles Stewart, 

 7 

 Trout, age, 49 

 bull-nosed, 42 



classification, 12, 17-19, 42, 206-208 

 Salmo fario.one species (Malloch), 17 

 Sahno tnitta, one species (Regan), 16 

 Clyde, 34 



colouration, 33, 34, 35, 50, 51, 52, 59, 93-96 

 cross-breeding, 15, 23, 36, 163, 164 

 deformities, 42 

 distribution, 28, 47 

 eggs, 71, 72, 74-76, 78, 79, 192, 194, 19S 

 estuarine, 24-27, 34 

 fins, 53. 95 

 " Fordidge," 41 

 fry, 76, 78, 79, 83, 84, 198 

 Hebridean, 24, 25, 27, 28 

 hybrid (Stuart), 25 

 Loch Iximond, 27, 34, 37, 52, 100 

 marine origin, 28, 29 

 maxillary, 55 

 New Zealand, 24 

 Orkney and Shetland, 24, 26, 28 

 Pacific, 19 

 " parr-marked," 94 

 salmon, distinguished from (Regan), 54, 



55 

 scales, 54, 61 



sea-trout, no structural differences from 

 (Regan), 17, 20, 59, 97 



