Objectionable algae with reference to the killing of fish and other animals G. W. Prescott OriginalPaper 01 March 1948 Pages: 1 - 13
Microcystis toxica sp. nov. a poisonous alga from the transvaal and orange free state Edith L. Stephens BriefCommunication 01 March 1948 Pages: 14 - 14
Le phytoplancton estival de la “Costa Brava” catalene en 1946 Ramón Margalef OriginalPaper 01 March 1948 Pages: 15 - 21
Thecamoebous moss-rhizopods from New Zealand H. R. HoogenraadA. A. de Groot OriginalPaper 01 March 1948 Pages: 28 - 44
Die Photosynthese des Phytoplanktons vom Gesichtspunkte der Quantenlehre R. Maucha OriginalPaper 01 March 1948 Pages: 45 - 62
On the Bohemian species of the genus Pedalia Barrois Emanuel Bartoš OriginalPaper 01 March 1948 Pages: 63 - 77
A propos de quelques espèces du genre Trachelomonas Ehrbg. et du genre Strombomonas Defl. trouvées aux Pays-Bas A. Middlehoek OriginalPaper 01 March 1948 Pages: 78 - 89
Intérêt épidémiologique de la recherche des bactériophages dans les eaux Ch Gernez RieuxR. ButtiauxG. Muchemble OriginalPaper 01 March 1948 Pages: 105 - 114
Contributions to our knowledge of British algae F. E. Fritsch OriginalPaper 01 March 1948 Pages: 115 - 125
Deux expèces de Vorticella commensales des Conochilus E. Fauré-Fremiet Plates 01 March 1948 Pages: 126 - 132
Beiträge zur Kenntnis der Algenflora des Kantons Zürich Edwin Messikommer OriginalPaper 01 March 1948 Pages: 133 - 168
Luminosity measurements in Aswan reservoir, Egypt G. Abdin OriginalPaper 01 March 1948 Pages: 169 - 182
Contributions to the knowledge of Tendipedidae of Padova and Venice G. Marcuzzi OriginalPaper 01 March 1948 Pages: 183 - 209
Remarks on Microgromia socialis Hertwig et Lesser A. Middelhoek OriginalPaper 01 March 1948 Pages: 210 - 214
A new limnological method for the investigation of thin-layered epilithic communities R. Margalef BriefCommunication 01 March 1948 Pages: 215 - 216
Einige Gedanken zur Frage des Nährstoffhaushalts der Gewässer R. Maucha OriginalPaper 01 March 1948 Pages: 225 - 237
On the ecology of some small lakes near Buitenzorg, Java K. F. VaasM. Sachlan OriginalPaper 01 March 1948 Pages: 238 - 250
Ecological studies of some marine algae from Alexandria A. H. NasrA. A. Aleem OriginalPaper 01 March 1948 Pages: 251 - 281
Nouvelles Données sur les Desmidiées des Environs de Matadi (Congo belge) Paul van Oye OriginalPaper 01 March 1948 Pages: 282 - 308
Copulation observed in Viviparus fasciatus (O. F. Müller) Ole Sylvest BriefCommunication 01 March 1948 Pages: 309 - 311
Einige neue Notommatidae-Arten (Rotatoria) aus Schweden Bruno Bérzinš OriginalPaper 01 March 1948 Pages: 312 - 321
Un nuovo periodo di osservazioni sul fitoplancton del lago di Nemi V. Marchesoni OriginalPaper 01 March 1948 Pages: 333 - 345
Temperature characteristics of Sodon lake. A dichothermic lake in Southeastern Michigan Curtis L. NewcombeJohn V. Slater OriginalPaper 01 March 1948 Pages: 346 - 378
Le dimorphisme de Espejoia mucicola E. Fauré-FremietH. Mugard OriginalPaper 01 March 1948 Pages: 379 - 389
Etude de quelques espèces de Peridinium, souvent confondues E. Balech OriginalPaper 01 March 1948 Pages: 390 - 409
Metamorphosis of the Chironomidae I M. GoetghebuerC. F. HumphriesA. M. FitzGerald OriginalPaper 01 March 1948 Pages: 410 - 424
Zum Formwechsel-und Artproblem von Anuraea aculeata (Keratella quadrata) Agnes Ruttner-Kolisko OriginalPaper 01 March 1948 Pages: 425 - 468