CONTENTS. 



PAGE. 



General Statement ....... 7 



The Influence of Trawling ...... 8 



The Hatching and Rearing of Food Fishes . . . .12 



The Life-History of the Edible Crab .... 13 



The Parasites of Fishes . . . . . .14 



Seine-Net Fishing for Herrings . . . . .15 



The Mackerel of the East and West Coasts of Scotland . . 16 



The Fishes of the Firth of Clyde . . . . .17 



The Surface Currents of the North Sea . . . .17 



The Natural History of the Plaice . . . . .17 



The Classification of the Flat Fishes . . . .18 



The Invertebrate Fauna ..,.„.♦ 18 



APPENDICES. 



SCIENTIFIC REPORTS. 



I. Report on the Trawling Experiments of the " Garland," and on 



the Fishery Statistics relating thereto . . .19 



Introductory . . . . . . .19 



The Firth of Clyde ...... 20 



The Moray Firth ...... 22 



Table A. — Showing Summary of Fish taken by the " Garland" 



in Trawling Operations in 1899 . . . .28 



Table B. — Analysis of the " Garland's " Statistics relating to 



the relative Abundance of Fish . . . .32 



Table C. — Record of Observations made on Board the " Gar- 

 land " during 1899 . . . . 33 



A. Fish caught . . . . . .33 



B. Physical Observations ..... 59 

 Table D. — Showing the Quantities of Fish caught by Line 



within the Moray Firth (inside a Line between 

 Duncansby Head and Rattray Point), and the 

 Number of Shots of the Boats by which the Fish were 

 caught ....... 69 



Table E. — Total Quantities of Fish caught by Line within 

 the Moray Firth (inside a Line between Duncansby 

 Head and Rattray Point), and the Number of Shots of 

 the Boats by which the Fish were caught . . 76 



II. Contributions to the Life-History of the Edible Crab ( Cancer 

 pagurus, Linn.). By H. Chas. Williamson, M.A., B.Sc. 

 (Plates I.-IV.) 



Introduction , . . . ,77 



