Principles and Methods for Determining Ecological Criteria on Hydrobiocenoses. Proceedings of the European Scientific Colloquium, Luxembourg, November 1975

Content: 
Inside Front Cover, Page 2
Front Matter, Page 3
Copyright, Page 4
EDITORIAL NOTE, Page 5, R. AMAVIS, J. SMEETS
ESPOSTO DI APERTURA, Pages 13-19, V. MANDL
INTRODUCTORY REPORT, Pages 21-26, V. MANDL
EXPOSÉ INTRODUCTIF, Pages 27-31, P. BOURDEAU
INTRODUCTORY REPORT, Pages 33-36, P. BOURDEAU
OPENING ADDRESS, Pages 37-42, J. SMEETS
DETERMINANTS IN FRESHWATER ECOSYSTEMS AND MAN-MODIFIABLE FACTORS INDUCING CHANGE IN HYDROBIOCENOSES, Pages 45-73, H.A. HAWKES
SINTESI DELLE DISCUSSIONI AVVENUTE DOPO LA COMUNICAZIONE “DETERMINANTS IN FRESHWATER ECOSYSTEMS AND MAN-MODIFIABLE FACTORS INDUCING CHANGE IN HYDROBIOCENOSES” di H.A. HAWKES, Pages 75-78, E.T. RIVOSECCHI
VARIABILI ECOLOGICHE E LORO EFFETTO SULLA FAUNA ACQUATICA, Pages 83-106, L. TONOLLI
SUMMARY OF THE DISCUSSION FOLLOWING THE PRESENTATION OF THE PAPER “DETERMINANTS IN FRESHWATER ECOSYSTEMS AND MAN-MODIFIABLE FACTORS INDUCING CHANGE IN HYDROBIOCENOSES” BY H.A. HAWKES, Pages 79-82, E.T. RIVOSECCHI
ECOLOGICAL VARIABLES AND THEIR EFFECT ON AQUATIC FAUNA, Pages 107-123, Livia Tonolli
SUMMARY OF THE DISCUSSION FOLLOWING THE PRESENTATION OF THE PAPER “ECOLOGICAL VARIABLES AND THEIR EFFECT ON AQUATIC FAUNA” BY E.T. TONOLLI, Page 124, F. WOODIWISS
INTERET DES VEGETAUX AQUATIQUES DANS LA CARACTERISATION DE LA QUALITE DES EAUX ET PRINCIPES DES METHODES UTILISEES, Pages 125-155, J.P. DESCY
VALUE OF AQUATIC PLANTS IN THE CHARACTERIZATION OF WATER QUALITY AND PRINCIPLES OF THE METHODS USED, Pages 157-183, J.P. DESCY
SUMMARY OF THE DISCUSSION FOLLOWING THE PRESENTATION OF THE PAPER “INTERET DES VEGETAUX AQUATIQUES DANS LA CARACTERISATION DE LA QUALITE DES EAUX ET PRINCIPES DES METHODES UTILISEES” BY J.P. DESCY, Pages 185-187, F. WOODIWISS
PRINCIPES FONDAMENTAUX POUR LA DETERMINATION DE CRITERES ECOLOGIQUES RELATIFS AUX BIOCENOSES D'EAU COURANTE, Pages 191-197, J. VERNEAUX
BASIC PRINCIPLES FOR THE DETERMINATION OF ECOLOGICAL CRITERIA FOR HYDROBIOCENOSES OF RUNNING WATER, Pages 199-202, J. VERNEAUX
SUMMARY OF THE DISCUSSION FOLLOWING THE PRESENTATION OF THE PAPER “BASIC PRINCIPLES FOR THE DETERMINATION OF ECOLOGICAL CRITERIA FOR HYDROBIOCENOSES OF RUNNING WATER” BY J. VERNEAUX, Pages 203-207, F. WOODIWISS
THE TOLERANCE OF AQUATIC LIFE TO CHEMICAL POLLUTION AND THE IDEA OF ECOLOGICAL LIMITS IN THE MANAGEMENT OF INTERNATIONAL RIVERS, Pages 209-220, H. VAN GENDEREN
SUMMARY OF THE DISCUSSION FOLLOWING THE PRESENTATION OF THE PAPER “THE TOLERANCE OF AQUATIC LIFE TO CHEMICAL POLLUTION AND THE IDEA OF ECOLOGICAL LIMITS IN THE MANAGEMENT OF INTERNATIONAL RIVERS” BY H. VAN GENDEREN, Pages 221-222, T.M. IVERSEN
BIOLOGICAL MONITORING OF RIVERS IN THE COMMUNITY, Pages 225-261, L.R. PITTWELL
COMPARATIVE STUDY OF BIOLOGICAL WATER ASSESSMENT METHODS — PRACTICAL DEMONSTRATION ON THE RIVER MAIN, Pages 263-272, H. KNÖPP
SUMMARY OF THE DISCUSSION FOLLOWING THE PRESENTATION OF THE PAPERS “BIOLOGICAL MONITORING OF RIVERS IN THE COMMUNITY” BY L.R. PITTWELL AND “COMPARATIVE STUDY OF BIOLOGICAL WATER ASSESSMENT METHODS” BY H. KNÖPP, Pages 273-274, T.M. IVERSEN
ACTIVE SURVEILLANCE AND USE OF BIOINDICATORS, Pages 275-286, H.J. HUECK
RELATIONS ENTRE ESSAIS BIOLOGIQUES EN LABORATOIRE ET EXPERIENCES IN SITU, Pages 287-300, R. LESEL
RELATIONSHIP BETWEEN LABORATORY BIOASSAYS AND IN SITU EXPERIMENTS, Pages 301-308, R. LESEL
SUMMARY OF THE DISCUSSION RELATING TO “THE PRACTICAL METHODS USED IN THE BIOLOGICAL MONITORING OF SURFACE WATERS”, Pages 309-311, G. PERSOONE
SUMMARY OF THE GENERAL DISCUSSION, Pages 313-314, W. SCHMITZ
RAPPORT DE SYNTHESE ET CONCLUSIONS, Pages 317-353, G. TENDRON, O. RAVERA
CONCLUSIONS, Pages 355-389, G. TENDRON, O. RAVERA
LIST OF PARTICIPANTS, Pages 391,393-398
COMPARATIVE STUDY OF BIOLOGICAL-ECOLOGICAL WATER ASSESSMENT METHODS - PRACTICAL DEMONSTRATION ON THE RIVER MAIN - 2–6 JUNE, 1975 (SUMMARY REPORT): COMPARISON OF BIOLOGICAL-ECOLOGICAL PROCEDURES FOR ASSESSMENT OF WATER QUALITY, Pages 403-427,429-463, T.G. Tittizer
CENTRAAL LABORATORIUM TNO DELFT, Pages 467-528
ENVIRONMENTAL PROTECTION TERMINOLOGY, Page 531