INDEX. 



KoTE. — The references are to page-figures in brackets, 



Page. 



Agassiz, Alexander 1,5 



Apparatus for capturing eggs 3, 19 



investigation 18 



removing diatoms from net 20 



Baltic Sea, fish in 1 



saltness of water in 11,12 



Baltic cod, spawning of 1 



Behrens, Dr. "W.J 12 



Berlin 1 



Calciuui iu tlie Baltic Sea 13 



Cod 1,6 



eggs of C 



contents of 10 



dimensions of 7, 9 



hatching of C 



number of 6, 7, 15 



sinking of r 6 



specific gravity of 7, 9, 10 



taking of 9 



in the Baltic Sea 1 



number of eggs in C, 7, 15 



on coasts of Norway 1 



spawning of 1 



spermatozoa 12 



Crabs 13,20 



Cottus Scorpio 5 



Ctenolabrus caeruleus 5 



Cyanea 25 



capillata 25 



Cyclopterns lumpus 5 



Cyprinus rutilus 5 



Danenkathe 5 



Diatoms '... 18, 20 



Dredge for capture of eggs 3 



Earll, R. E G, 8, 15 



Eckcrnfordc 2, 5, 14, 16 



Eggs, action of cuirents on 16, 23 



action of waves on 22 



buoyancy of 5,14 



destroyers of 25 



destruction of 13 



distribution of 21,23 



effect of impregnation 8 



enemies of 13, 24 



hardening of 8 



measurements of 8 



movement of 6, 16, 21 



quantity of 17,20 



scattering of 21,23 



Entomostracans 18, 24 



Fish Commis.sioner, United States, reportof 6 

 [27] 



Page. 



Fish of the Baltic 1 



Flat-fish 5 



Flounder 1,13 



eggs, appearance of 4 



finding of 5 



hatching of 6 



in the Baltic Sea 1 



fry, appearance of 4 



measurement of 4 



Friedrichsort 5, 11 



Gadus morrhua 1 



Gadus pollachius 6 



Gobius 5 



GreatBelt 16 



Hensen, V 1,12 



Herring 5 



Jagersberg 5 



Jacobsen, O 12 



Kiel 3,16 



Kiel Bay 2, 3, 11, 25 



Koriigen 5 



Malm, A. W 1 



Medusa aurita 25 



Medusai 20,25 



Memel 13 



Metzger, Professor 1 



Meyer, H. A 12 



Mobius, Professor Karl 2, 5, 15 



Movement of eggs in Baltic Sea 16 



Murray 18 



North Sea 2,16 



Norway 1 



Occurrence of flsli in the Baltic Sea 1 



Osmeins niordax 5 



Ovary, number of egg.s in 14, 15 



Plaice 1,6 



e-gs 1,6 



appearance of 2, 4 



capture of 3 



compared with cod eggs 2 



dimensions of 11 



finding of 5 



hatching of 6 



impregnated 1 



number of 7, 14, 15 



■weight of 11 



sinking of 2 



specific gravity of 11 



fisheries 2 



fry, appearance of 4 



measurement of 4 



453 



