Algae. 635 



11. North Atlantic, Aug. 1004 (Ove Paulsen). 



The Supplement contairis the tables from the North At- 

 lantic for May 1905 (Ove Paulsen) and Addenda et Corri- 

 genda for all the plankton-tables published in 1902 — 05. 



The plankton-samples upon vvhich the lists mentioned here are 

 based, have been collected by investigations from the foUowing 

 States: Belgiuni (6), Den mark (3 and 11), England (7), Fin- 

 land (1), Germany (4), Holland (5), Norway (10), Russia 

 (8), Scotland (9) and Sweden (2 and 12); the figures in brackets 

 correspond with those above. C. H. Ostenfeld. 



Anonymus. Bureau du conseil permanent international 

 pour 1 'e xplo ratio n de la mer. (Bulletin trimestriel des resul 

 tats acquis pendant les croisieres periodiques et dans les periodes 

 intermediaires. Partie D. Annee 1905 — 06. No. 1 : Juillet-Sep- 

 tembre 1905, No. 2: Octobre-Decembre 1905, No. 3: Janviers- 

 Mars 1906. Copenhagne (A. Host & fils.) 1906. p. 1—94.) 



The bulletin published by the international Cooperation for the 

 study of the sea (see earlier abstracts) has changed its name into 

 that given here, but otherwise it is quite Hke the former „Bulletin 

 des resultats acquis pendant les courses periodiques". 



The No. 1 — 3 of Annee 1905 — 1906 contain the foUowing plankton- 

 tables, enumerated in the same manner as usual: 



1. Gulfs of Bothnia and Finland, Baltic, Aug., Nov. 

 1905, Febr. 1906 (determined by K. M. Le van der). 



2. Baltic and Skager Rak, Aug., Nov. 1905, Febr. 1906 

 (Hj. Broch and G. Swenander). 



3. Danish Seas, Aug., Nov. 1905, Febr. 1906 (C. H. Osten- 

 feld). 



4. Baltic and North Sea, May, Aug., Nov. 1905, Febr. 1906 

 (Fr. Kraefft). 



5. North Sea, Aug., Nov. 1905, Febr. 1906 (P. J. van 

 Br eem e n). 



6. North Sea, Southern Part, Aug., Nov. 1905. Febr. 1906 

 (G. Gilson and Meunier?). 



7. The English Channel, Aug., Nov. 1905, Febr. 1906 

 (L. H. Gough and W. Bygrave). 



9. North Sea, Northwestern Part, Aug., Nov. 1905, Febr. 

 1906 (R. M. Clark?). 



The material has been brought home from cruises of investi- 

 gation-steamers sent out by the foUowing States: Belgium (No. 6), 

 Den mark (3), England (7), Finland (1), Germany (4), Hol- 

 land (5), Scotland (9) and Sweden (2). C. H. Ostenfeld. 



ScHRÖDKR, B., Zur Charakteristik des Phytoplanktons tem- 

 perierter Meere. (Ber. deutsch, bot.' Ges. XXIV. 1906. 

 p. 260—263.) 



Verf. gibt hier auf Grund der vorliegenden Literatur und eigener 

 Untersuchungen einen kleinen Beitrag zur Charakteristik des Phyto- 

 planktons temperierter Meere. Eine ausführlichere Darstellung wird 

 demnächst erscheinen. 



Das Phytoplankton des Warmwassergebiets muss als vorwiegend 

 polymiktes Plankton bezeichnet werden, denn es weist fast aus- 



*) Unfortunately marked „May 1905"; it should have been „August 1905' 



