A survey of the bottom fauna of streams in the Scottish Highlands part III seasonal changes in the fauna of three streams Henry J. EgglishawD. W. Mackay OriginalPaper Pages: 305 - 334
Studies on the limnology and primary production of a tropical lake S. U. Hussainy OriginalPaper Pages: 335 - 352
Vergleichende untersuchung der ciliatensukzession beim Abbau von Pepton und cellulose (Modellversuche) Hartmut Bick OriginalPaper Pages: 353 - 373
Ecological studies on some aquatic fungi of Gorakhpur, India G. C. Srivastava OriginalPaper Pages: 385 - 404
Etude ecologique et floristique du plancton de cinq biotopes de la vallée de la Dyle A. LouisW. De BoeckN. Podoor OriginalPaper Pages: 417 - 493
The application of Chlamydomonas cultures as bio-assay test organisms Dragica Matulova OriginalPaper Pages: 494 - 502
The settlement and growth of major fouling organisms in Cochin Harbour N. Unnikrishnan Nair OriginalPaper Pages: 503 - 512
The ecological and physiological trends in the saprobiology Vladimír Sládeček OriginalPaper Pages: 513 - 526
Some notes on the population dynamics of Hydrocynus vittatus (Castelnau) in Lake Kariba T. R. Badenhuizen OriginalPaper Pages: 527 - 540
Temperatures selected by Tilapia mossambica (Peters) in a test tank with a horizontal temperature gradient T. R. Badenhuizen OriginalPaper Pages: 541 - 554
On age morphological changes of males of Chydoridae (Cladocera) N. N. Smirnov OriginalPaper Pages: 555 - 571
A new species of Tetraspora (T. apiocystioides sp. nov.) cand its ytology Y. B. K. ChowdaryG. SuryanarayanaY. S. R. K. Sarma OriginalPaper Pages: 572 - 576
Algal flora of certain gravel pits in the Thames Valley, U.K. Abdel Gadir Abdel Karim OriginalPaper Pages: 577 - 599
International symposium on Man-made Lakes (21.–24. November 1966 in Accra, Ghana) T. Petr OriginalPaper Pages: 600 - 604