CHRONOLOGICAL CATALOGUE. 223 



1880. Baird, Spencer F.— ContinuoiL 



I. The necessary basis for carrying on the Bohuslan salt-wate fish- 

 eries and the scientific and practical investigations and experi- 

 ments required for obtaining this basis 1'13 



H. Brief review of our present knowledge of the mode of life and the 

 migrations of the heiring, and their physical and biological 



causes ino 



IX. Axel Vilhelm Ljungman. The great Bohuslan herring fisheries. By 



Axel Vilhelm Liungman 221 



X. Anonymous. Society for promoting the Xorweginn fisheries L'41 



XI. Lieut. Niels Juel. Statistics of the Lofibden fisheries for 1S78. By Lieut. 



Niels Juel 24.J 



Appendix D.— Deep-Sea Eeseauph. , 



XII. Prof. G. O. Sars. Report on the Norwegian deep-sea expedition of 1878. 



By Prof. G. O. Sars 257 



Xm. G. Karsten. On the scientific investigation of the Baltic Sea and the 



German Ocean. By G. Karsten 283 



Appendix E. — The Natural History of Marine Animals. 

 XrV". Oscar Hargei'. Report on the marine Isopoda of New England and ad- 

 jacent waters. By Oscar Harger. "With thirteen plates 297 



I. Oniscidaj 305 



n. Bopyrid* ^ oil 



m. Asellidas 312 



IV. Hunnopsidas 328 



V . Ido tei dc3 335 



_VL ArcturidsB 3G1 



VII. Sphffiromidae 3G7 



VIII. Limnoridffl 37 1 



IX. Cirolanidas 37G 



X. ^gidaj 382 



XI. Cymothoidaj 390 



Xn. Anthuridaj 39C 



XIII. Guathiidaj 408 



XIV. Tanaidas 413 



List of authorities 436 



Explanation of the plates 453 



Alphabetical index 459 



XV. Edmund B. Wilson. Koport on the Pycnogonida of New England and 



adjacent waters. By Edmund B. "Wilson. With seven plates. . 403 



Family I. Pycnogonidte 4G9 



Family II. Achelida* 471 



Family III. Pallenidaj 470 



Family IV. N>nnphonidaB 484 



List of woiks referred to 499 



Explanation of plates 503 



Index 505 



Appendix F —The Propagation of Food-Fishes.— General Considerations. 

 XVI. Baron de la Valette- St. George. The enemies of fish. By Baron de la 



ValetteSt. George, directoroftho AnatomicallustituteatBonn. 509 

 XVII. H. Rasch. Is sawdust as serious an obstacle to the ascent of salmon in 



our rivers as is generally maintained ? By Prof. H. Rasch 517 



XVni. E. Eeichardt. The purification of refuse water. By Prof. E. Reichardt, 



of Jena 519 



Purification of water by repose 520 



Purification of water by chemical process 521 



XIX. A. B. Stirling. Notes on the fungus disease afifecting salmon. By A. B. 



Stirling 525 



XX. A. B. Stirling. Additional observations on the fungus disease affecting 



salmon and other fish. By A. B. Stirling 531 



XXI. Anonymous. Sickness of the goldfish in the Royal Park. Berlin. From 



" Deutsche Fischcrei-Zeitung " 537 



XXII. N. "Wergeland. The economic value of the Norwegian lakes and rivers 



as a field for fi.sh-culture. By N. "Wergeland 539 



I. General considerations 543 



