Foreword 1

Group-photograph of participants 4

FREY,D. G.: The rationale of paleolimnology 7

EDMONDSON,W. T.: Cultural eutrophication with special reference to Lake
Washington 19

DECOSTA, J.: The history of the cladoceran fauna of a lake in the Wind River
Mountains, Wyo., USA (Abstract) 33

FARRAND,W. R.: Late-glacial and postglacial sedimentation in the deep
basins of Lake Superior, USA 34

GOULDEN, C. E.: Interpretative studies of cladoceran microfossils in
lake sediments 43

DEEVEY, E. S. jr.: Cladoceran populations of Rogers Lake, Connecticut,
during late- and postglacial time 56

OGDEN, I. G., III: Correlation of contemporary and late Pleistocene
pollen records in the reconstruction of postglacial environments in
Northeastern North America 64

RICHARDSON, J.L.: Former lake-level fluctuations - their recognition
and interpretation 78

MEGARD, R.O.: Planktonic photosynthesis and the environment of calcium
carbonate deposition in lakes (Abstract) 94

BROWN, S. R.: Paleolimnological evidence from fossil pigments 95

VALLENTYNE, I. R.: Sedimentary organic matter and paleolimnology 104

STAHL, J. B.: The uses of chironomids and other midges in interpreting
lake histories 111

COLINVAUX, P. A.: Paleolimnological investigations in the Galapagos
Archipelago 126

FAURE, H.: Lacs quaternaires du Sahara 131

LIVINGSTONE, D.A.& KENDALL, R.L.: Stratigraphic studies of East African
lakes 147

Tutu. W.: The usefulness of pollen analysis in interpretation of
stratigraphic horizons, both Late-glacial and Post-glacial 154

CRABTREE, K.: Post-glacial diatom donation of limnic deposits in North
Wales 16S

Dickson, I. H.: Sub-fossil mosses from Seathwaite Tarn, the English
Lake District (Abstract) 172

COOPE, G. R.: The response of coleoptera to gross thermal changes
during the Mid Weichselian interstadial 173

KJENSMO, J.: Late- and post-glacial sediments in the small meromictic
Lake Svinsjoen (Abstract) 184

MERILAINEN, J.: Distribution of diatom frustules in recent sediments
of some meromictic lakes 186

WHITESIDE, M. C.: Chydorid (Cladocera) remains in surficial sediments
of Danish lakes and their significance to paleolimnological
interpretations 193

MARGALEF, R.: Size of centric diatoms as an ecological indicator 202

MÜLLER,H.: Diskordanzen und Umlagerungserscheinungen in holozänen
Sedimenten flacher Seen Nordwestdeutschlands 211

GROSCHOPF, P.: Zur Genese und Systematik limnischer Kalksedimente 219

THOMAS, E.A.: Kulturbeeinflußte chemische und biologische
Veränderungen des Zürichsees im Verlaufe von 70 Jahren 226

LÖFFLER, H.: Recent and subfossil distribution of Cytherissa lacustris
(Ostracoda) in Lake Constance 240

PROFT, G.: Chemische Schichtungen einiger Elemente im Sediment
norddeutscher Seen 259

REHAKOVA, Z.: Entwicklung der Diatomeensedimentation im Neogen der
sudböhmischen Becken 256

KOVANDA, J.: Beitrag zum Stand der paläolimnologischen Forschungen
aufgrund fossiler Mollusken auf dem Gebiet der Tschechoslowakei 262

HRBACEK, J.: On the possibility of estimating predation pressure and
nutrition level of populations of Daphnia (Crust., Cladoc.) from their
remains in sediments 269

RONAI,A.: The geology of Lake Balaton and surroundings 275

FELFÖLDY, L., MUSZKALAY, L., RAKOCZI,L.& SZESZTAY, K.: Origin and
movement of sediment in Lake Balaton 287

SEBESTYEN,O.: Studies on Pediastrum and cladoceran remains in the
sediments of Lake Balaton, with reference to lake history 292

VAMOS,R.: Microbiological processes of silicification of the fossil
trunks found in Liassic manganese ore 301

HILTERMANN, H. & LÜTTIG, G.: Biofazies und Palaolimnologie der
pliozänen und pleistozänen Seen un Megalopolis-Becken (Peloponnes) 306

BRODNIEWICZ,I.: Les glochidia et leur importance pour l'étude des
depots quaternaires d'eau douce 315

LAWACZ, W.: The characteristics of sinking materials and the formation
of bottom deposits in a eutrophic lake 319

WIECKOWSKI, K.: Investigations of bottom deposits in lakes of N-E Poland 332

RALSKA-IASIEWICZOWA, M.: Some results of paleobotanical investigations
of the late-glacial and holocene deposits from Mikolajki Lake
(N. E. Poland) (Abstract) 843

MARCINIAK, B.: Die ersten Ergebnisse der Diatomeenanalyse der
spätglazialen Sedimente des Mikolajkisees (NO-Polen) 344

CZECZUGA, B.: The history of some lakes in the north-eastem region of
Poland, based on chemical investigations of the sediments 351

BARTOSH, T.: The intensity of Holocene carbonate accumulation in the
lakes of the north-western part of the USSR 3S6

KABAILIENE,M.V.: Development of Lithuanian lakes in the late- and
postglacial periods (Abstract) 362

KVASOV,D.D.: Die Eisstauseen Osteuropas im Spätpleistozän 363

DAVIDOVA,N.N.: Postglacial history of lakes Ladoga and Onega according
to diatom analyses of bottom sediments 371

KORDE,N.W.: Komplexe algologische Analyse als Methode zur Gliederung
der Seesedimente 379

NEUSTADT,M. I.: Über die Notwendigkeit der Untersuchung der Vorräte
von Sapropelen 388

SHNITNIKOV,A.V.: On the Holocene history of the Aral 400

ALESCHINSKAJA, Z. W. & BONDAREW, L. G.: Der Issyk-Kul-See in Gegenwart
und Vergangenheit 414

VOSCRESENSKAYA, T. N. & LEFLAT,O. N.: Particularites mineralogiques et
géochimiques des dépots lacustres de la dépression d'Issik-Coul 422

DMITRIEV,G.A.: Main features of Lake Baikal history from a
paleolimnological basis 430

HORIE,S.: Late Pleistocene limnetic history of Japanese ancient lakes
Biwa, Yogo, Suwa, and Kizaki 436