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Congress in Barcelona 1992

Ed.: A. Sládecková

1994. XVI, 675 pages, 17x24cm, 1270 g
Language: English

(Verhandlungen IVL, Volume 25 Part 2)

ISBN 978-3-510-54041-9, paperback, price: 184.00 €

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Contents

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IV. Lakes. 2. Europe (continued)
PADISAK, J.: Dynamics of phytoplankton in brown-water lakes enclosed
with reed-belts (Ferto/Neusiedlersee; Hungary/Austria) 675
G.-TOTH, L.: Electron transport system (ETS) activity of the plankton,
sediment and biofilm in Lake Balaton (Hungary) 680
VOROS, L. & GODE, P. N.: Long term changes of phytoplankton in Lake
Balaton (Hungary) 682
HERODEK, S. & SHAFIK, H. M.: Growth, nutrient uptake and competition
of algae of Lake Balaton in through-flow cultures (Abstract) 687
PRESING,M. & HERODEK, S.: Ammonium and nitrateuptake of phytoplankton
in Lake Balaton (Abstract) 688

PERENYI, M., BIRO, P., TATRAI, I., PAULOVITS, G. & LAKATOS, GY.:
Biomass assessment of Chironomidae larvae in the littoral zone of Lake
Balaton (Hungary) 689

ASCONCELOS, V. M.: Toxicity of Cyanobacteria in lakes of North and
Central Portugal. Ecological implications 694
VICENTE, E., CAMACHO, A. & RODRIGO, M. A.: Morphometry and
physico-chemistry of the crenogenic meromictic Lake El Tobar (Spain) 698
MIRACLE, M. R., AKMENGOL-DIAZ, J. & DASI, M. J.: Extreme meromixis
determines strong differential planktonic vertical distributions 705
RODRIGO, M. A., VICENTE, E. & MIRACLE, M. R.: Short-term calcite
precipitation in the karstic meromictic Lake La Cruz (Cuenca, Spain) 711
BORREGO, C. M., GARCIA-GIL, L. J., BANERAS, L. & BRUNET, R. C.:
Changes in the composition of phototrophic sulphur bacterial
communities in three basins of Lake Banyoles (Spain) 720
RIERADEVALL, M.: Species composition and depth distribution of
meiobenthos in Lake Banyoles 726
GARCIA-GIL, L. J. & FIGUERAS, J. B.: Spatial heterogeneity of
chlorophyll in Lake Vilar (Banyoles) 731

BRUNET, R. C., BANERAS, L. & BORREGO, C. M.: Dilution as a restoration
method in the eutrophic Lake Vilar (Banyoles, Spain) 735
CALDERON-PAZ, J. I., GARCIA-CANTIZANO, J., VAQUE, D. & PEDROS-ALIO,
C.: Heterotrophic bacterial production in systems of the northern
Spanish Mediterranean Region 739
SIMO, R., DE WIT, R., VILLANUEVA, J. & GRIMALT, J.: Metabolism of
volatile sulfur compounds in Lake Cisó 743
GARCIA-CANTIZANO, J., CALDERON-PAZ, J. I. & PEDROS-ALIO, C.: Thymidine
uptake in Lake Cisó: Problems m estimating bacterial secondary
production across oxic-anoxic interfaces (Abstract) 747

MASSANA, R. & PEDROS-ALIO, C.: Bacterivory by anaerobic ciliates
(Abstract) 748

CATALAN, J. & CAMARERO, L.: Seasonal changes in alkalinity and pH in
two Pyrenean lakes of very different water residence time 749

CORDELLA, P. & SALMASO, N.: Phytoplankton communities in the southern
basin of Lake Garda, Italy 754
TARTARI, G., BIASCI, G., RENOLDI, M., PREVITALI, L. & CAMUSSO, M.:
Pluriannual nutrient sedimentation in a limed deep Italian Lake (Lake
Orta, N. Italy) 762
RAVERA, O. & GATTI, M. C.: Release of carbon, nitrogen and hydrogen
from dead zooplankton 766
RICCARDI, N. & MANGONI, M.: Physico-chemical changes induced
byhypolimnetic oxygenation (Abstract) 770
PIVA, A.: The effects of hypolimnetic oxygenation on the phytoplankton
community studied by enclosure method (Abstract) 771
BOGGERO, A., BARSIERI, A., CONEDERA, M., MARCHETTO, A., MOSELLO, R. &
TARTARI, G. A.: Land cover as a factor influencing the chemistry of
mountain lakes in the western Alps 772
PARIS, G., ROSSETTI, G., GIORDANI, G., MANZONI, C. & FERRARI, I.:
Plankton seasonal succession in a small mountain lake (Lago Scuro
Parmense, Northern Italy) 776
MASTRANTUONO, L.: Zoobenthos associated with submerged macrophytes and
evaluation of trophic status in lakes 780
BAZZANTI, M., SEMINARA, M. & TAMORRI, C.: Eutrophication in a deep
lake: Depth distribution of profundal benthic communities as an
indicator of environmental stress 784
IV. Lakes. 3. Asia
ALADIN, N. V. & WILLIAMS, W. D.: Recent changes in the biota of the
Aral Sea, Central Asia 790
MARTIN, P., GODDEERIS, B. & MARTENS, K.: Sediment oxygen distribution
in ancient lakes 793
MALINSKY-RUSHANSKY, N. Z., DUBINSKY, Z., BERNER, T. & BERMAN, T.:
Picophytoplankton in Lake Kinneret: Ultrastructure, distribution,
biomass and photosynthetic activity (Abstract) 795
YACOBI, Y. Z. & POLLINGHER, U.: Phytoplankton composition and
activity: Response to fluctuations in lake volume and turbulence 796
GOSSO, E., TARTARI, G., VALSECCHI, S., RAMPONI, S. & BAUDO, R.:
Hydrochemistry of remote high altitude lakes in the Himalayan Region 800
SHARMA, U. P.: Origin, geomorphology and current trends of
terrestrialisation of Kawar Lake (Begusarai), Bihar: A typical wetland
system of India 804
HIRAYAMA, A., NAKANISHI, M., MIYAJIMA, T., NAKANO, S. & KUMAGAI, M.:
Light environment and photosynthesis in the south basin of Lake Biwa:
Calibration of water quality model parameters 811
YOSHITAKE, S. & FUKUSHIMA, H.: Comparison of diatom composition in
different types of acidic lakes in Shiga Plateau, Japan 817
TAKITA, M. & SAKAMOTO, M.: Methane flux in a shallow eutrophic lake 822
KOYAMA, T.: Zoobenthos effects on the gaseous metabolism in lake
sediments 827
YAMAMOTO, Y., SAIOH, N. & HAYASHT, H.: Distribution of phosphorus and
phosphate-solubilizing bacteria in lake sediments in different trophic
levels 832
FUKUSHIMA, K., UEMURA, H., KAWAI, T. & NOJIRI, Y.: Organic geochemical
indicators of acidification of freshwater lakes in Japan 835
UEMURA, H. & ISHTWATART, R.: Sedimentary organic matter as
environmental indicators: Lipid compounds in a sediment core of Lake
Suigetsu, Japan 841
IV. Lakes. 4. Africa
ELIZABETH, K. & ZINABU, G.-M.: The Ethiopian Rift Valley Lakes:
Chemical characteristics along a salinity-alkalinity gradient 845
MUGIDDE, R.: The increase in phytoplanEton primary productivity and
biomass in Lake Victoria (Uganda) 846
LEHMAN, J. T. & BRANSTRATOR, D. K.: Effects of nutrients and grazing
on the phytoplankton of Lake Victoria 850
GOPHEN, M., OCHUMBA, P. B. O., POLLINGHER, U. & KAUFMAN, L. S.: Nile
perch (Lates niloticus) invasion in Lake Victoria (East Africa) 856
KALFF, J. & BRUMELIS, D.: Nutrient loading, wind speed and
phytoplaniton biomass in a tropical African lake (Abstract) 860
HARPER, D. M., PHILLIPS, G., CHILVERS, A., KITAKA, N. & MAVUTI, K.:
Eutrophication prognosis for Lake Naivasha, Kenya 861
VYVERMAN, W. & COCQUYT, C.: Depth distribution of living and
non-living diatoms in the northern part of Lake Nyasa (Tanzania) 866
PATTERSON, G. & KACHINJIKA, O.: Effect of wind-induced mixing on the
vertical distribution of nutrients and phytoplankton in Lake Malawi 872
IRVINE, K. & WAYA, R.: Predatory behaviour of the cyclopoid copepod
Mesocyclops aequatonalis aequatonalis in Lake Malawi, a deep tropical
lake 877
BOOTSMA, H. A.: Spatio-temporal variation of phytoplankton biomass in
Lake Malawi, Central Africa 882
IV. Lakes. 5. Australia and New Zealand
CAMPBELL, C. E.:Planktivorybyplanktonicostracods in Australian saline
lakes 887
STOUT, V. M.: A comparison of high mountain lakes at different
altitudes in southwest New Zealand 890
IV. Lakes. 6. Central and South America
MONTENEGRO-GUILLEN, S.: A note on the colic action as an ecological
factor upon Lake Xolotlan (Nicaragua) 894
HOOKER, E. L., CHOW, N. & SAAVEDRA, R.: Phytoplankton biomass and
primary productivity of Lake Masaya (Nicaragua) (Abstract) 897
MANGAS, E. I., RIVAS, K. & MEJIA, M.: The plankton community and the
photosynthetic activity of a crater lake (L. Tiscapa) in Nicaragua
(Abstract) 898
JONES, J. R., LOHMANN, K.& UMANAV.,G.: Water chemistry and trophic state
of eight lakes in Costa Rica 899

GAVIRIA, S.: Crustacean plankton of a high altitude tropical lake:
Lagunade Chingaza, Colombia 906

VASQUEZ, E. & REY, J.: Rotifer and cladoceran zooplankton assemblages
in lakes on the Orinoco River floodplain (Venezuela) 912
CARNEY, H. J.: Biodiversity, agriculture and water: Change in the
unique tropical Lake Titicaca landscape, Peru/Bolivia 918
MARTENS, K. & HARRISON, K.: An interesting association between a
freshwater sponge (Porifera) and an ostracod (Cruseacea) in Lake
Titicaca (Bolivia) 923
ROLAND, F. & DE Assets ESTEVES, F.: Dynamics of phosphorus, carbon and
nitrogen in an Amazonian lake impacted by bauxite tailings (Batata
Lake, Para, Brazil) 925
FUKUHARA, H., TORRES, G. E., MONTEIRO, S. M. C. & SUNAGA, T.:
Migratory and non-migratory Chaolrorus species in a tropical lake,
Lake Dom Helvecio, Brazil 931
BARBOSA, F. A. R., RYLANDS, A. B. & OLIVEIRA, S. J.: Drastic decrease
in algal diversity caused by human impact on an urban lake in
south-east Brazil 939
IZAGUIRRE, I. & VINOCUR, A.: Typology of shallow lakes of the Salado
River Basin (Argentina), based on phytoplankton communities (Abstract) 942
QUEIMALINOS, C. P. & MODENUTTI, B. E.: Experimental analysis of the
rotifer-cladoceran effect on phyto-plankton 943
MODENUTTI, B. E., BALSEIRO, E. G. & QUEIMALINOS, C. P.: Can small
cladocerans depress rotifer density? (Abstract) 947
IV. Lakes. 7. Antarctica
ELLIS-EVANS, J. C. & BAYLISS, P. R.: Biologically active
micro-gradients in cyanobacterial mats of Antarctic lakes and streams 948
JONES, V. J., JUGGINS, S. & ELLIS-EVANS, J. C.: The relationship
between lake chemistry and surface sediment diatom assemblages in
Maritime Antarctic lakes (Abstract) 953
TAKAMATSU, N., KATO, N., MATSUMOTO, G. I. & TORII, T.: Salt origin
viewed from lithium distributions in lake and pond waters in the
McMurdo Dry Valleys, Antarctica 954
McKNIGHT, D. M. & ANDREWS, E. D.: Hydrologic and geochemical processes
at the stream-lake interface in a permanently ice-covered lake in the
McMurdo Dry Valleys, Antarctica 957
QUESADA, A. & VINCENT, W. F.: Adaptation of cyanobacteria to the light
regime within Antarctic microbial mats 960
HAWKS, I., HOWARD-WILLIAMS, C. & PRIDMORE, R. D.: Environmental
control of microbial biomass in the ponds of the McMurdo Ice Shelf
(Abstract) 966
SPAULDING, S. A., McKNIGHT, D. M. & SMITH, R. L.: Phytoplankton
populations in ice-covered Lake Fryxell, Antarctica (Abstract) 967
MATSUMOTO, G. I., OHTANI, S., MURAYAMA, H., HIROTA, K., WATANUKI, K. &
TORH, T.: Geochemical features of organic components in lake sediments
and algal mats from the Lutzow-Holm Bay region, Antarctica 968
PERRISS, S. J. & LAYBOURN-PARRY, J.: The plankton of a brackish
Antarctic lake (Abstract) 971
LAYBOURN-PARRY, J. & MARCHANT, H. J.: Microbial consortia in the
plankton of a freshwater Antarctic lake (Abstract) 972
BRAZIER, P. & ELLIS-EVANS, J. C.: Observations on the life history of
a maritime Antarctic freshwater copepod (Abstract) 973
KAUP, E.: Lake Verkhneye, Schirmacher Oasis, Antarctica - the lowest
annual primary production for lake phytoplankton (Abstract) 974
BAYLY, I. A. E. & BURTON, H. R.: Beaver Lake, Greater Antarctica, and
its population of Boeckella poppei (MRAZEK) (Copepoda: Calanoida) 975
TELL, G., IZAGUIRRE, I., MATALONI, G. & VINOCUR, A.: Temporal and
spatial variations of phytoplankton from Boeckella Lake (Hope Bay,
Antarctic Peninsula) (Abstract) 979
V. Saline and Brackish Waters
WILLIAMS, W. D.: The worldwide occurrence and limnological
significance of falling water-levels in large, permanent saline lakes 980
CONNOR, T. E. & JONES, R. C.: Population dynamics of Bosmirza
longirostris in a tidal freshwater ecosystem 984
GORDON, C., BARK, A. W. & BAILEY, R. G.: The effect of fibre on the
feeding behaviour and efficiency of estuarine plankton in the Thames
tideway 988
SCHIEWER, U., HEERKLOSS, R., GOCKE, K., JOST, G., SPITTLER, H.-P. &
SCHUMANN, R.: Experimental bottom-up influences on microbial food webs
in eutrophic shallow waters of the Baltic Sea 991
HEERKLOSS, R. & KLINKENBERG, G.: Chaotic dynamics of a plankton
community in a species-depleted mesocosmos 995
RODO, X. & COMIN, F. A.: Is there any trend in phytoplankton
population dynamics in Lake Gallocanta? 1001
LOPEZ, P.: Calcium carbonate saturation in Spanish coastal lagoons 1005

MARTINEZ-ALONSO, M. & MIR, J.: Structure of different microbial mats
from the west Mediterranean Region (Abstract) 1008
SORIA, J. M. & ALFONSO, M. T.: Relations between physico-chemical and
biological characteristics in some coastal intradune ponds near
Valencia (Spain) 1009
RAMPONE, G., URMENETA, J., PUIGDEFABREGAS, C. & GUERRERO, R.:
Geographical distribution of microbial mats in the Ebro Delta:
Structural diversity and role in the stabilisation of the sediments 1014
MIR, J., MARTINEZ-ALONSO, M., MENDER, S., VINUESA, P., ESTEVE, I. &
COHEN, Y.: Vertical distribution of oxygen and photosynthetic activity
in Ebro Delta microbial mats (Abstract) 1020
FORES, E. & MENENDEZ, M.: Can desiccation be useful on macrophytes
restoration in coastal lagoons? 1021
GARCIA-BERTHOU, E., BOIX, D., ZAMORA, L. M. & MORENO-AMICH, R.: Fish
assemblage of two small coastal Mediterranean lagoons (Abstract) 1026
REVIRIEGO, B., MARCH, J., QUETGLAS, G. & MOYA, G.: Diel vertical
activity of planktonic communities in the meromictic coastal lagoon of
Cibollar (Mallorca, Spain) 1027
MARTINEZ-TASERNER, A., FORTEZA, V. & FORNOS, J. J.: Colonization,
structure andgrowth of Ficopomatus en igmaticus of TEN HOVE &
WEERDENBURG (Polychaeta, Serpulidae) in t he Albuiera of Menorca,
Balearic Islands 1031
PRETUS, J. LL.: On the distribution of epicontinental crustaceans in
the Balearic Islands and their partitioning of the water salt content
range 1035
FERRARI, I., CECCHERELM, V. U., NALDI, M. & VIAROLI, P.: Planktonic
and benthic communities in a shallow-water dystrophic lagoon 1043

VIAROM, P., NALDI, M., CHRISTIAN, R. R. & FUMAGALLI, I.: The role of
macroalgae and detritus in the nutrient cycles in a shallow- water
dystrophic lagoon 1048

PAVAN, M., TARGA, C. & TAGMAPIETRA, D.: Seagrass mapping in estuaries
(Abstract) 1052
CARMOUZE, J.-P., D EMA, C. S., FARIAS, B., SILVA, V. & AZEVEDO, S.:
Ecological changes of a shallow brazilian lagoon related to dystrophic
crisis (Abstract) 1053
VI. Paleolimnology
MISKIMMIN, B. M. & SCHINDLER, D. W.: Reconstructing the effect of
toxaphene treatment and fish stocking on invertebrates in a western
Canadian lake 1055
CYWINSKA, A., DELORME, L. D., DUTHIE, H. C., YANG, J. R., TURNER, L. &
HARPER, N. S.: Effect of human activity on Hamilton Harbour Basin
(Ontario, Canada) interpreted from fossil ostracode and diatom
assemblages 1059
SEBETICH, M. J. & MESSAROS, R.: Paleolimnology of Green Pond, a 200-ha
glacial lake in the Highlands Province of New Jersey, USA 1065
RICO-MONTIEL, R., VILACLARA, G., CARRILLO, R. & ZENTENO, M. A.:
Methodologic proposal for lacustrine sediment analyses applied to
Tlaxcala diatomite, Mexico 1072

WHARTON, B.-A., FARR, K. M. & O'SULLIVAN, P. E.: The Late Holocene
history of the Shropshire-Cheshire Meres, UK 1075
MERILÄiNEN, J. J. & HAMINA, V.: Changes in biological condition of the
profundal area in an unpolluted, nutrient-poor lake during the past
400 years 1079
SIMOLA, H., OLLIKAINEN, M. & SANDMAN, O.: Short-core palaeolimnology
of three contrasting basins of Saimaa Lake complex in East Finland
1082
DAVYDOVA, N., KALMYKOV, M., SANDMAN, O., OLLIKAINEN, M. & SIMOLA, H.:
Recent palaeolimnology of Kondopoga Bay, Lake Onega, reflecting
pollution by a large pulp mill 1086

HILGERS, E., THIES, H. & KALBFUS, W.: A lead-210 dated sediment record
on heavy metals, polycyclic aromatic hydrocarbons and soot spherules
for a dystrophic mountain lake 1091
HOFMANN, W.: Dynamics of a littoral Cladocera assemblage under the
influence of climatic and water depth changes from Allerod to
Subboreal 1095
GEIGER, W.: Cytherissa lacustris (Ostracoda, Crustacea): Its use in
detecting and reconstructing environmental changes at the
sediment-water interface 1102
TORO, M., FLOWER, R. J., ROSE, N. & STEVENSON, A. C.: The sedimentary
record of the recent history in a high mountain lake in central Spain 1108
MASAFERRO, J., LAMI, A., GUILIZZONI, P. & NIESSEN, F.: Record of
changes in the fossil chironomids and otherparameters inthevolcanic
Lake Nemi(centralItaly) 1113
LAMI, A., NIESSEN, F., GUILIZZONI, P. & MASAFERRO, J.: Preliminary
results on palaeolimnology of the crater Lake Albano (Latium, Italy)
(Abstract) 1117
OGURA, K., INOUE, Y., OCHIAI, M., WATANABE, Y., NAKAMURA, T.,
TANIZAKI, Y., SAIJO, Y. & HAYASHI, H.: History of Lake Kizaki, Japan
during the past 200 years. Relationship between diatoms and lipid
compounds in sediments 1118
RULL, V. & VEGAS-VILARRUBIA, T.: Palaeolimnological studies in
Venezuela 1122
DEL VALLE, R. & TATUR, A.: Holocene evolution of landscape and biota
on King George Island, Antarctica 1128

VII. Methods
KERNER, M.: Early oxidation of organic matter in freshwater seston
after sedimentation on a sediment surface 1131
PIBERNAT, I. V. & ABELLA, C. A.: The modified Winogradsky column, an
experimental system for studying the dynamics of phototrophic sulfur
bacteria in stratified water column 1137
WILTSHIRE, K. H.: The effects of the photosynthetic production of
microphytobenthos on the nutrient and oxygen status of sediment-water
systems 1141
RUBIO, R., LOPEZ-SANCHEZ, J. F. & RAURET, G.: Trace metal partitioning
in sediments: A common sequential extraction procedure 1147
JAUREGUI, J. & SANCHEZ, J. A. G.: Fractionation of sedimentary
phosphorus: A comparison of four methods 1150
VIII. Man-Made Lakes
TUNDISI, J. G.: Theoretical basis for reservoir management 1153
SCHALLENBERG, M.: Nutrient dynamics in large sub-arctic reservoirs
with special reference to the James Bay II hydro electric development
(Quebec, Canada) (Abstract) 1157
SCHRAM, M. D. & MARZOLF, G. R.: Seasonal variation of crustacean
zooplankton in Kentucky Lake, USA 1158
LAFFORGUE, M., WALKER, D. & SIMMONS,J.: Hanningfield Lake: Functioning
and restoration processes 1162
KETELAARS, H. A. M. & VAN BREEMEN, L. W. C. A.: The invasion of the
predatory cladoceran Bythotrephes longimanus LEYDIG and its influence
on theplankton communities in the Biesbosch Reservoirs 1168
HOEHN, E.: Phytoplankton succession and development of trophic state
of an oligo-meso-trophic drinking-waterreservoir("Kleine Kinzig") in
the Black Forest, Germany 1176
UHLMANN, D., HUPFER, M. & APPELT, C.: Discrepancies between sediment
composition and trophic character of reservoirs 1181
STRASKRABOVI, V. & SIMEK, K.: Microbial loop in lakes and reservoirs
related to trophy and metazoo-plankton development 1183
KOMARKOVA, J.: Cycles of phytoplankton during long-term monitoring of
Rímov and Slapy Reservoirs (Czech Republic) 1187
VYHNALEK, V., SEDA, J. & NEDOMA, J.: Fate of the spring phytoplankton
bloom in Rlmov Reservoir (Czechoslovakia): Grazing, Iysis and
sedimentation 1192
SZITO, A. & BOTOS, M.: Macrozoobenthos in the shallow Hungarian
Kiskore Reservoir on the River Tisza 1196
FIDALGO, M. L.: Response of Alto Rabagao Reservoir to trout farm
operations 1200
BOAVIDA, M. J. & CRISPIM, M. C.: Study of zooplankton populations as a
35-year reservoir is being emptied 1204

MARQUES, R. T. & BOAVIDA, M. J.: Effects of the water level
fluctuation on the forms of phosphorus in mesotrophic Maranhão
Reservoir 1207
MORGUI, J. A., QUILES, R., REAL, M., RIERA, J. LL., LOPEZ, P. &
ARMENGOL, J.: Sediment particle size patterns in Spanish reservoirs 1210
GUISET, A. & DE MANUEL, J.: Distribution of planktonic rotifers in
Spanish reservoirs: Changes after 15 years 1213
ROJO, C. & COBELAS, M. A.: Size biomass spectrum of phytoplankton in a
hypertrophic lake (Spain) 1218
GARCIA, R., SAEZ, E., LUCENA, J., NIELL, F. X. & GALVEZ, J. A.:
Sedimentation patterns in a recently constructed reservoir (Charco
Redondo) Los Barrios, Cadiz, Spain (1985 - 86) 1223
CASCO, M. A.: Temporal variation in a morphological type of periphytic
algae in La Minilla Reservoir (SW Spain) (Abstract) 1227
GALVEZ, J. A., NIELL, F. X. & LUCENA, J.: Sinking velocities of
principal phytoplankton species in a stratified reservoir: Ecological
implications 1228

PEREZ-MARTINEZ, C. & CRUZ-PIZARRO, L.: Changes in the phytoplankton
structure and biomass after experimental fertilization and zooplankton
manipulations in a mesotrophic reservoir 1232
DE MANUEL, J. & JAUME, D.: Zooplankton of reservoirs from the River
Ebro basin (Spain): Relat with some physical, chemical and biological
features 1236
HERNANDEZ, P., PRATS, D., GARCIA, M. C., FERRANDIS, E. & CROUZET, P.:
Mesocosms experim mesotrophic reservoir: Phytoplankton and nutrients
evolution, Amadorio Reservoir in vince of Alicante, Spain 1242
CELMA, A. V. & TUBAU, J. 0.: The eutrophication process in Sau
Reservoir (NE Spain): A long term study 1247
MOYA, G., BENNASAR, G., FRAU, C., GARCIA, L., GOMEZ, M. & RAMON, G.:
Long term changes (after twelve years) in the composition of
phytoplankton communities in the Gorg Blau Reservoir (in Spain) 1257

UNNI, K. S.: Phytoplankton distribution in reservoirs and lakes of the
Indian subcontinent - A review 1262
FUKUSHIMA, H., KO-BAYASHI, T., FUJITA,H. & YOSHITAKE, S.: Phytoplankton
in Aru Reservoir, Japan 1266
CHERIFI, O., CHIFAA, A. & TIFNOUTI, A.: Influence de certains
parametres physico-chimiques sur l'évolution du phytoplancton au niveau de la
retenue Lalla Takerkoust (Maroc) 1271
PACINI, N., HARPER, D. M. & MAVUTI, K. M.: A sediment-dominated
tropical impoundment: Dam, Kenya 1275