420 BULLETIN OF THE BUREAU OF FISHERIES 



Hecht, Selig. 



1916. Form and growth in fishes. Contributions from the Zoological Laboratory of the Mu- 

 seum of Comparative Zoology at Harvard College, No. 275, Journal of Morphology, 

 Vol. XXVII, No. 2 (1916), pp. 377-400. Cambridge. 

 Hederstrom, Hans. 



1759. Ron om fiskars lilder. Kongl. Vetenskaps Akademiens Handlingar, Vol. XX, 1759, 

 pp. 222-229. Stockholm. 

 Hefford, a. E. 



1909. The proportionate distribution of the sexes of plaice in the North Sea. Rapports et 



Procfes-Verbaux, Conseil Permanent International pour I'Exploration de la Mer, 

 Vol. XI, July, 1907-July, 1908 (1909), pp. 135-176, 1 chart, 7 figs. Copenhague. 

 Heide, E. J. 



1912. Bestimmung des Alters der Marane {Coregonus albula) und deren Bedeutung fur die 

 Teichwirtschaft. Arbeit., 3 Alhuss. Fisch-Congress, Pt. 3, 1910 (1912), pp. 105-116. 

 St. Petersburg. (Text in Russian.) 



HiNTZE, G. 



1888. Karpfenzucht und Teichbau. 1888. Treba. 

 Hjort, Johan. 



1910. Report on herring-investigations until January, 1910. Publications de Circonstance 



No. 53, Conseil Permanent International pour I'Exploration de la Mer (1910), pp. 

 1-6. Copenhague. 

 1914. Fluctuations in the great fisheries of northern Europe viewed in the light of biological 

 research. Rapports et Proc6s-Verbaux, Conseil Permanent International pour 

 TExploration de la Mer, Vol. XX, 1914, 288 pp., 137 figs.. Ill Pis. Copenhague. 

 Hjort, Johan, and Einar Lea. 



1911. Some results of the International herring-investigations, 1907-1911. In Report on 



the International herring-investigations during the year 1910. Publications de 

 Circonstance No. 61 (1911), Conseil Permanent International pour I'Exploration 

 de la Mer, pp. 8-34, 9 figs. Copenhague. 

 1914. The age of a herring. Nature, vol. 94, 1914, pp. 255-256, 2 figs. London. 

 Hodgson, William C. 



1925. Investigations into the age, length, and maturity of the herring of the southern North 

 Sea. Part I. Some observations on the scales and growth of the English herring. 

 Ministry of Agriculture and Fisheries. Fishery Investigations. Series II, Vol. 

 VII, No. 8, 1924 (1925), 36 pp., 113 figs. London. 

 1925a. Idem. Part II. The composition of the catches in 1922-1924. Ibid., Vol. VIII, No. 

 5, 1925, 48 pp., 15 figs. London. 

 Hoek, p. p. C. 



1912. Over leeftijdsbepaling en groei bij de visschen. Mededeelingen over Visscherij, vol. 19, 



1912, pp. 194-201. Helder. 



1913. Idem. Ibid., Vol. 20, 1913, pp. 8-13. Helder. 

 Hofer, Bruno. 



1895. Der Elbelachs. By Ant. Fritsch. Referat by Dr. Bruno Hofer. Allgemeine Fischerei- 

 Zeitung, XX Jahrgang, pp. 58-60, 79-82, and 100-101. Munchen. 

 Hoffbauer, C. 



1S9S. Die Altersbestimmung des Karpfen an seiner Sciuippe. Allgemeine Fischerei-Zeitung, 

 Jahrgang XXIII, Nr. 19, October 1, 1898, Art. Ill, pp. 341-343, 2 figs. Miinchen. 



1900. Idem. Ibid., Jahrgang XXV, Nr. 8, April 15, 1900, Art. V, pp. 135-139; Nr. 9, May 



1, 1900, pp. 150-156. Munchen. 



1901. Weitere Beitrage zur Bestimmung des Alters und Wachstumsverlaufes an der Sfruklur 



der Fischschuppe. Jahresbericht der teichwirthschaftliche Versuch-Station zu Trach- 

 euberg, 1901, p. 50, 3 pis. Breslau. 

 1904. Zur Alters und Wachstumserkennung der Fische nach der Sehuppe. Allgemeine 

 Fischerei-Zeitung, Jahrgang 29, 1904, pp. 242-244. Munchen. 



