Federal Rep/ihl'ic of Germany 



57 



major currknt research projects and scientific 

 leaders: 

 Metabolism of organic substances (H. Krause) 

 Limnology of dam-reservoirs (Hans Elster) 

 Biology of underground water (J. Schwoerbel) 

 Population dynamics of zooplankton (Hans Elster) 

 Physiology of zooplankton (R. Schroeder) 

 Fisheries biology of the Black Forest's waters (Hans 



Elster) 

 Systematics and biology of chironomids (W. Wuelker) 



PUBLICATIONS ISSUED: Fdlkau-Schrifleii (supplement 

 of Archiv flier Hydrobiologie') 



Max Planck Geselhchajt zi/r Foerderinig der 

 Wissetiscbaften, Hydrob'tolog'iscbe An stall 



MAX PLANCK SOCIETY FOR THE PROMOTION OF 

 THE SCIENCES, HYDROBIOLOGICAL INSTITUTE 



POSTAL ADDRi:SS: 



Headquarters: Hydrobiologische Anstalt (Hydrobi- 

 ological Institute) August Thienemannstrasse Ploen/ 

 Holstein, Bundesrepublik Deutschland (West Ger- 

 many) 



Branch laboratories: 



1. Limnologische Station Niederrhein 



2. Limnologische Flusstation Schlitz 

 (Descriptions follow.) 



EXECUTIVE OFFICER: Professor Dr. Harold Sioli, Ge- 

 schaeftsfuehrender Direktor. 



Hydrobiologische Anstalt 



HYDROBIOLOGICAL INSTITUTE 



LOCATION : Southeast of Kiel. 



YEAR FOUNDED: 1892. 



SCOPE OF ACTIVITIES: LInrestricted research on general 

 limnology. 



SEASON OF OPERATION: All year. 



PHYSICAL ENVIRONMENT ACCESSIBLE: Grosser Ploener 

 See, Schoehsec, and many other eutrophic lakes in the 

 Holsteinian lowlands. 



PROVISIONS FOR VISITING SCIENTISTS: Space for 6 vis- 

 itors; no fees charged; living quarters for 2 at the 

 institute, other quarters available nearby. 



MAJOR RESEARCH FACILITIES: Very extensive library; 

 large outdoor ponds and tanks, small aquarium tanks ; 

 research collections of Plecoptera and Chironomidae; 

 machine and wood shop, electrical and electronic shop, 

 skilled shop workman available; small boats and out- 

 board motors. 



SIZE OF STAFF: Eleven at professional level; 10 tech- 

 nicians. 



MAJOR CURRENT RESEARCH PROJECTS AND SCIENTIFIC 

 LEADERS: 



Relations between soils and waters; soil research (Hans 



Klinge) 

 Biology of running waters ; taxonomy, ecology and 



biogeography of Plecoptera (Joachim lilies) 



HYDROBIOLOGISCHE ANSTALT DER MAX PLANCK 

 GESELLSCHAFT ZUR FOERDERUNG DER WISSENSCHAFTEN 



Bog research; rhizopod analysis of peat (Theodor 



Grospietsch) 

 Taxonomy and ecology of Chironomidae (Ernst- Josef 



Fittkau) 

 Limnological landscape ecology; limnology of the 



Brazilian Amazon region (Harald Sioli) 

 Climatology in lake research (Albrecht Vaupel) 

 Production biology and chemistry of lakes; regional 



limnology; metabolism of sediments and bioactivity 



of water bodies (Waldemar Ohle) 

 Microbiology of lakes and ponds; physiology and 



taxonomy of bacteria (Jurgen Overbeck) 

 Algae research in lakes, springs and soils; importance 



of trace elements (Gerhard-Helmut Schwabe) 

 Pure cultures of phytoplankton ; nutrition problems 



(Eva-Maria Bursche) 



Limnologische Station Niederrhein 

 Limnological Station of the Lower Rhine 



POSTAL address: Am Waldwinkel 70, 415 Krefeld- 

 Huelserberg Bundesrepublik Deutschland (West Ger- 

 many) . 



executive officer: N.N., z. Zt. Dr. H. V. Herbst. 



year founded: 1928. 



scope of activities: Restricted research on theoretical 

 and general limnology. 



SEASON OF operation: All year. 



PHYSICAL environment ACCESSIBLE: Rhine River and 

 tributaries, eutrophic lakes, artificial waters. 



provisions for visiting scientists: None. 



major research facilities: Small library; small 

 boats and outboard motors. 



size of staff: One at professional level; 4 assistants. 



major current research projects and scientific 

 leaders: 

 General theoretical limnology, Zooplankton investiga- 

 tions; systematics, ecology and geographical distri- 



