Temperature fluctuations within English lowland ponds N. A. Martin OriginalPaper 01 December 1972 Pages: 455 - 470
Ecological observations on Heterotrophic, methane oxidizing and sulfate reducing bacteria in Pond Th. E. Cappenberg OriginalPaper 01 December 1972 Pages: 471 - 485
Phosphorus availability and alkaline phosphatase activities in two Israeli fishponds Thomas BermanGad Moses OriginalPaper 01 December 1972 Pages: 487 - 498
On the changes in the structure of two algal populations: species diversity and stability F. Symons OriginalPaper 01 December 1972 Pages: 499 - 502
Occurrence of juvenileSciaena cirrosa (L.) (Family Sciaenidae) at northern Sinai coast J. ChervinskiA. Lourie OriginalPaper 01 December 1972 Pages: 503 - 504
Limnological investigations in the area of Anvers Island, Antarctica Gene L. Samsel Jr.Bruce C. Parker OriginalPaper 01 December 1972 Pages: 505 - 511
Phase contrast photomicrography of cellular behaviour in spongillid porocytes (Porifera: Spongillidae) Frederick W. Harrison OriginalPaper 01 December 1972 Pages: 513 - 517
On the quantitative characteristics of the pelagic ecosystem of Dalnee lake (Kamchatka) Yu. I. SorokinE. B. Paveljeva OriginalPaper 01 December 1972 Pages: 519 - 552
Polychaetous annelids collected by ‘Umitaka-Maru’ from the Arabian Gulf Murad-B. M. Mohammad OriginalPaper 01 December 1972 Pages: 553 - 559