Contributions at international conferences (oral presentations)

Keckeis, H. - Bioenergetische Aspekte von 0+ Rutilus rutilus und Alburnus alburnus. 2. Internationaler Workshop "Fischethologie-Fischökologie". 24.-26. April 1987, Innsbruck. 1987.

Keckeis, H.; Wanzenböck, J.; Wurzian, S., and Schiemer, F. - Trophic ecology and bioenergetics of 0+ cyprinids. XXIX Georgikon Days "Fish, Fisheries and Natural Waters". 25.-26. August 1987.

Keckeis, H. - Bioenergetics of larval cyprinids - an experimental study. Workshop on the ecology of fish larvae and fry. Linnean Society London. 1. Oct. 1987.

Schiemer, F.; Keckeis, H., and Wanzenböck, J. - Foraging in cyprinids during early development. Sixth congress of the European ichthyologists. Budapest. 15.-19. August 1988.

Keckeis, H. - Consumption and growth at different food levels during early development of Rutilus rutilus L. (Cyprinidae). Sixth congress of the European ichthyologists. Budapest. 15.-19. August 1988.

Keckeis, H. and Schiemer, F. - Consumption and growth at different food levels during early development of Rutilus rutilus (Cyprinidae). Energy transformation in cells and animals. 10th conference of the European society for comparative physiology and biochemistry. Innsbruck. September 1988.

Keckeis, H. - Consumption and growth at different food levels of larvae and juveniles of three cyprinid species (Alburnus alburnus, (L.); Abramis ballerus (L.) and Rutilus rutilus (L.)). The Environmental Biology of Cyprinids. Internat. Workshop in Salzburg. 25-29. September 1989.

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Keckeis, H. - Fortpflanzungsbiologie und ökologische Kennzeichnung von Laichgebieten der Nase (Chondrostoma nasus) in der Donau. 3. Workshop "Gefährdung Heimischer Kleinfischarten". 11.-13.4. Innsbruck. 1991.

Keckeis, H. and Zweimüller, I. - Ecotones as nursery grounds for larval rheophilic cyprinids in the Danube river, Austria. Ecotones, Unesco-Mab. Lunz-Vienna. 31. August - 4. September. 1992.

Keckeis, H. - Description of a spawning area of Chondrostoma nasus in a tributary of the Danube. Workshop "Mechanisms and Factors Influencing the Distribution of Larval and Juvenile Fishes". 20.-23. September 1993. Institute of Landscape Ecology, Academy of Sciences of Czech Republic, Brno. 1993.

Keckeis, H. - River bed morphology of a spawning ground of Chondrostoma nasus L. and its relevance for reproductive success. 25. Sept. - 2. Oct. 1994. VIII Congress Societas Europaea Ichthyologorum "Fishes and Their Environment". Oviedo, Spain. 1994.

Keckeis, H.; Reckendorfer, W., and Winkler G. - Microhabitat choice of Chondrostoma nasus during early development. 17. Oct. - 20. Oct. 1994. I. International Workshop on Biology of the Nase, Chondrostoma nasus. Brno, Czech Republic. 1994.

Keckeis, H.; Frankiewicz, P., and Schiemer, F. - Relevance of inshore structures for fish populations during reproduction and early development. The Ecology of Large Rivers, Krems, Österreich. 18. 22. Apr. 1995.

Keckeis, H. - Jungfische im Hauptstrom der Donau: dynamische und funktionelle Aspekte. Workshop Rheophile Fische, Köln. 1.-3. Oktober 1995.

Keckeis, H. - Autökologie rheophiler Cypriniden: Ökophysiologie der Nase während der Frühentwicklung. Workshop Rheophile Fische, Köln. 1.-3. Oktober 1995.

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Keckeis, H. - Kanal oder Lebensraum? Strukturierung und ökologisches Potential des Wienflusses am Beispiel der Benthal- und Fischfauna. Tagung Ökologie Und Schutzwasserbau in der Stadt, Wiener Wasserbau, MA 45, 22.-23. Mai 1996. 1996.

Flore, L. and Keckeis, H. - The effect of water current on the foraging behaviour of a rheophilic cyprinid, Chondrostoma nasus during ontogeny: Trade-off energetic gain- swimming costs. International Symposium on Habitat Hydraulics. Quebec, Canada. 11.-14. June 1996. 1996.

Flore, L. and Keckeis, H. - The effect of water current on the foraging behaviour of the nase, Chondrostoma nasus, during ontogeny: trade-off energetic benefit-swimming costs. International Symposium on the Biology of the Genus Chondrostoma. Bonn. 10.-13.Oktober 1996.

Kamler, E.; Keckeis, H., and Bauer-Nemeschkal, E. - Temperature induced changes of survival, development and yolk partitioning in Chondrostoma nasus. International Symposium on the Biology of the Genus Chondrostoma. Bonn. 10.-13.Oktober 1996.

Keckeis, H.; Winkler, G.; Reckendorfer, W.; Flore, L., and Schiemer, F. - Spatial and seasonal characteristics of microhabitats of Chondrostoma nasus in the Danube, Austria. International Symposium on the Biology of the Genus Chondrostoma. Bonn. 10.-13.Oktober 1996.

Reckendorfer, W.; Keckeis, H.; Winkler, G., and Schiemer, F. - Food availability for 0+ fish in the Danube: Spatial and seasonal changes in plankton, benthos and invertebrate drift. International Symposium on the Biology of the Genus Chondrostoma. Bonn. 10.-13.Oktober 1996.

Winkler, G.; Keckeis, H.; Reckendorfer, W.; Flore, L., and Schiemer, F. - Growth of larval and juvenile fish as an indicator of habitat quality in larger rivers. International Symposium on the Biology of the Genus Chondrostoma. Bonn. 10.-13.Oktober 1996.

Keckeis, H.; Winkler, G.; Reckendorfer, W.; Flore, L., and Schiemer, F. - Defining the quality of 0+ fish habitats in large rivers: Functional relationships between the flow regime, structural properties and the 0+ fish community. Seventh International Symposium on Regulated Streams. 25.-29. August, Chattanooga, Tennessee, USA. 1997.

Keckeis, H.; Winkler, G.; Reckendorfer, W.; Flore, L.; Kamler, E., and Schiemer, F. - Defining the quality of 0+ fish habitats in a large river: Functional relationships between the flow regime, abiotic properties and population fluctuations. International Workshop: 0+ Fish As Indicators of the Ecological Status of Rivers. 16.-20. February, Vienna. 1998.

Keckeis, H. - Fischökologische Untersuchungen als Basis für das Management von Flüssen in der Äschen und Barbenregion. Tagung Bewirtschaftung Von Fischgewässern. Österreichisches Kuratorium Für Fischerei Und Gewässerschutz. Dachverband Österreichischer Fischereivereine und Angler. Matsee, Salzburg 23.-24. Jänner 1998.

Reckendorfer, W.; Keckeis, H.; Winkler, G., and Schiemer, F. - Chondrostoma nasus as an indicator of river functioning: A field study on food availability and growth of 0+ fish in the Danube. International Workshop: 0+ Fish As Indicators of the Ecological Status of Rivers. 16.-20. February, Vienna. 1998.

Winkler, G.; Keckeis, H.; Reckendorfer, W., and Schiemer, F. - Growth as an indicator of habitat quality: linking responses of individual with population dynamics. International Workshop 0+ Fish as Indicators of the Ecological Status of Rivers. 16.-20. February 1998, Vienna, Austria. 1998.

Kamler, E. and Keckeis, H. - Early life history of a rheophilic cyprinid, Chondrostoma nasus. International Workshop: 0+ Fish As Indicators of the Ecological Status of Rivers. 16.-20. February, Vienna. 1998.

Flore, L.; Keckeis, H.; Reckendorfer, W., and Schiemer, F. Bioenergetic-based model of microhabitat use by drift-feeding 0+ nase, Chondrostoma nasus (L.): effects of water velocity, prey size and density. International Workshop: 0+ Fish As Indicators of the Ecological Status of Rivers. Vienna. 16.-20. February 1998.

Keckeis, H.; Reckendorfer, W.; Frankiewicz, P., and Kamler, E. - Reproduction and spawning population structure of Chondrostoma nasus: implications for recruitment. Seventh International Symposium on the Ecology of Fluvial Fishes. 10 - 13. May 1999, University of Lodz, Poland. 1999.

Kamler, E. and Keckeis, H. - Contribution of early life history studies to our understanding of recruitment in Chondrostoma nasus. Seventh International Symposium on the Ecology of Fluvial Fishes. University of Lodz, Poland. 10 - 13. May 1999.

Keckeis, H.; Flore, L.; Reckendorfer, W.; Winkler, G., and Schiemer, F. - Population fluctuations of larvae and juveniles of a rheophilic cyprinid fish in a large river (Danube, Austria): Effects of inshore structure and hydrology. 3rd International Symposium on Ecohydraulics. Salt Lake City, Utah, USA. 12-16 July 1999.

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Hirzinger, V. and Keckeis, H. - The importance of inshore areas for adult fish assemblages in the main channel of a free-flowing section of a large river (Danube, Austria). Eight International Symposium of Regulated Streams (EISORS). July 17-21, Toulouse, France. 2000.

Keckeis, H. and Kamler, E. - The indicative value of early life history processes of fish larvae for the environmental quality of rivers. ASLO American Society of Limnology and Oceanography. 2001 Aquatic Sciences Meeting. February 12-16, 2001, Albuquerque, New Mexico. Www.Aslo.Org/Albuquerque2001.

Bartl, E. and Keckeis, H. - Growth performance of rheophilic fish larvae in dependence of the retention capacity in a restructured flood plain area. ASLO American Society of Limnology and Oceanography. 2001 Aquatic Sciences Meeting. Albuquerque, New Mexico. February 12-16, 2001.

Keckeis, H. and Kamler, E. - Early life history processes of fish larvae: essential elements for conservation issues. The 10th European Congress of Ichthyology ECI X. Septemper 3-7, 2001. Prague, Czech Republic. 2001.

Bartl, E.; Hirzinger, V.; Keckeis, H.; Weissenbacher, A., and Zornig, H. - Frühentwicklung bei Chondrostoma nasus (Cyprinidae) und ihre steuernden Faktoren. Gesellschaft Für Ichthyologie (GFI). 5. Symposium Zur Ökologie, Ethologie Und Systematik Der Fische. Naturhistorisches Museum, Wien. 30. August bis 1. September 2001.

Flore, L.; Keckeis, H.; Reckendorfer, W., and Schiemer, F. - Bioenergetic model of microhabitat use by larvae and juveniles of a drift-feeding cyprinid. 26th Annual Larval Fish Conference, American Fisheries Society. Bergen, Norway. 22-26 July 2002.

Ratschan, C. and Keckeis, H. - Movement and site fidelity of riverine fish in a natural and a restructured river. ASLO 2002 Summer Meeting, Victoria, Britisch Columbia. June 10-14, 2002.

Keckeis, H. - Preserving fish species diversity in an urban environment. ASLO 2002 Summer Meeting, Victoria British Columbia, June 10-14, 2002.

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Contributions at conferences (poster presentations)

Schiemer, F.; Keckeis, H., and Wanzenböck, J. - Foraging in cyprinids during early development. The Early Life History of Fish - Symposium of the International Council for the Exploration of the Sea. Bergen, Norway. 3.-5.Oct. 1988.

Keckeis, H. and Schiemer, F. - Consumption and growth at different food levels during early development of Rutilus rutilus L. (Cyprinidae). Aquaculture Europe´89. Internat. Conference of the European Aquaculture Society in Bordeaux, France. 1989.

Keckeis, H. and Wintersberger, H. - Bestandserhebung der Fischfauna des Wienflusses. Ausstellung Entwicklungswerkstatt Gemeinde Wien. 1991.

Paumann, R. and Keckeis, H. - Effects of temperature and size on the standard- and routine rate of oxygen consumption in larvaes and juveniles of a rheophilic cyprinid (Chondrostoma nasus, L.). VIII Congress Societas Europaea Ichthyologorum "Fishes and Their Environment". Oviedo, Spain. 25. Sept. - 2. Oct. 1994.

Winkler, G. and Keckeis, H. - Fish fry associations in the free-flowing Danube: temporal and spatial characteristic habitats. The Ecology of Large Rivers, Krems, Österreich. 18. 22. Apr. 1995.

Kurmayer, R.; Keckeis, H.; Schrutka, S., and Zweimüller, I. - Habitat selection of 0+ fish in a floodplain ecosystem. The Ecology of Large Rivers, Krems, Österreich. 18. 22. Apr. 1995.

Keckeis, H.; Winkler, G.; Reckendorfer, W.; Flore, L., and Schiemer, F. - Microhabitat selection of 0+ fish in larger rivers: Biotic interactions and abiotic limitations. International Larval Fish Conference, 19th Annual Conference of the Early Life History Section of the American Fisheries Society- Sidney, Australien. 26-30 June 1995.

Winkler, G.; Keckeis, H., and Reckendorfer, W. - Environmental factors influencing growth of juvenile Barbus barbus in a large river: comparison of field investigations and laboratory results. International Larval Fish Conference, 19th Annual Conference of the Early Life History Section of the American Fisheries Society- Sidney, Australien. 26-30 June 1995.

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Flore, L. and Keckeis, H. - Der Einfluß der Strömung auf den Nahrungserwerb von larvalen und juvenilen Nasen, Chondrostoma nasus (L.). Tagung Ökologie, Ethologie und Systematik der Fische. 14.-16. Februar 1996. Salzburg, Österreich. 1996.

Winkler, G.; Keckeis, H.; Reckendorfer, W.; Flore, L., and Schiemer, F. - Habitat availability and habitat utilisation of 0+ fish in a large river: biotic interactions and abiotic limitations. International Symposium on Habitat Hydraulics. Quebec, Canada. 11.-14. June 1996.

Keckeis, H. and Flore, L. - Swimming capacity of a rheophilic cyprinid Chondrostoma nasus (L.) at early life stages. International Conference on Fish Migration and Bipass-Channels. 24.-26. September, BOKU, Wien. Posterpräsentation. 1996.

Purtscher, U.; Kienasberger, E.; Schmidt, A.; Reckendorfer, W.; Winkler, G., and Keckeis, H. - Comparison of 0+ fish drift in the Danube and in a tributary (Fischa). International Workshop: 0+ Fish As Indicators of the Ecological Status of Rivers. 16.-20. February, Vienna. 1998.

Eisner, J. and Keckeis, H. - 0+ fish as indicators for restoration measures in the Impoundment Staning (River Enns, Austria). International Workshop: 0+ Fish As Indicators of the Ecological Status of Rivers. 16.-20. February, Vienna. Poster Presentation. 1998.

Keckeis, H.; Flore, L.; Reckendorfer, W.; Winkler, G., and Schiemer, F. - Ecological integrity of large rivers: 0+ fish as a basis for assessment. Assessing the Ecological Integrity of Running Waters. International Conference 9-11 November 1998. University of Agricultural Sciences Vienna. 1998.

Keckeis, H. and Goldschmid, U. - Restoration Program Wienfluss: New habitat for endangered rheophilic fish species in an urban environment. Eight International Symposium of Regulated Streams (EISORS). July 17 21, Toulouse, France. 2000.

Zornig, H. and Keckeis, H. Influence of food density on microhabitat selection during early ontogeny of a rheophilic cyprinid, Chondrostoma nasus (L.). Eight International Symposium of Regulated Streams (EISORS). July 17 21, Toulouse, France. 2000.

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Invited lectures

Keckeis, H. - Bestandserhebung und Untersuchung des Wanderverhaltens der Fischfauna des Wienflußes. Seminar Renaturierung Von Fließgewässern in Dicht Besiedelten Gebieten. 27. Mai 1992. Inst. F. Hydrologie Und Konstruktiver Wasserbau, BOKU, Wien. 1992.

Keckeis, H. - Fischereibiologische Grundsätze. Ziele und Konsequenzen der Stauraumgestaltung am Beispiel neu geschaffener Inseln und Polder. Österreichischer Wasserwirtschaftsverband (ÖWAV). 4.-5. November 1994, Enns, Oberösterreich. 1994.

Keckeis, H. - Flußmorphologische Kriterien eines Laichplatzes von Chondrostoma nasus L. und deren Bedeutung für den Reproduktionserfolg. Symposium "Gefährdung von Fischarten der Äschenregion". 26. Februar 1994. Technische Universität München. 1994.

Keckeis, H. - Fish Bioenergetics. UNESCO-Kurs Mondsee. 1998.

Keckeis, H. - International Lecture: Ecology of a riverine cyprinid. Implications for restoration in the Danube river. University of Missouri-Columbia. 21. July 1999.

Keckeis, H. - Fischfauna der Donau: ein Problemkind mit Zukunft? Fischereitagung der Österr. Fischereigesellschaft. 9. Oktober 1999. Eisenbahnerbad Alte Donau. 1999.

Keckeis, H. - Implications of early life history processes for population dynamics of riverine fish. Oral presentation. University of Hull, Department of Biological Sciences. Hull, UK. 25. October 2001.

Keckeis, H. Die funktionenlle Rolle von Jungfischen in der Fließgewässerökologie. Österreichische Akademie Der Wissenschaften. Institut Für Limnologie. Mondsee, OÖ. 8. November 2001.

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Scientific publications

Keckeis, H.; Wanzenböck, J.; Wurzian, S., and Schiemer, F. - Trophic ecology and bioenergetics of 0+ cyprinidae. XXIX Gergikon Napok Keszthely. Hal, Haláczat És Termésvízi Környezet. 1987:142-161.

Schiemer F.; Keckeis H., and Wanzenböck J. - Foraging in cyprinids during early development. Pol. Arch. Hydrobiol. 1989; 36(4):467-474.

Keckeis, H. and Reckendorfer, W. - Erfassung einer limnologischen Sommersituation zweier Baggerseen in Feldkirch/ Brederis. 1990:37.

Keckeis H. and Schiemer F. - Consumption, growth and respiration of bleak, Alburnus alburnus (L.) and roach, Rutilus rutilus (L.), during early ontogeny. J. Fish. Biol. 1990; 36:841-851.

Keckeis H. and Schiemer F. - Food consumption and growth of larvae and juveniles of three cyprinid species at different food levels. Environmental Biology of Fishes. 1992; 33:33-45.

Keckeis, H.; Schiemer, F.; Penaz, M.; Halacka, K.; Jurajda, P., and Lusk, S. - Reproduction and ecological characteristics of spawning sites of fishes in running waters of different stream order. Prelaminary Report. 1992:23.

Keckeis, H.; Wintersberger, H., and Schiemer, F. - Bestandserhebung und Untersuchung des Wanderverhaltens der Fischfauna im Wienfluss. 1992:75.

Spindler T. and Keckeis H. - Gabcikovo-Freudenau: Endgültiger Verlust der charakteristischen Donaufischfauna? Österreichs Fischerei. 1993.

Ahnelt H. and Keckeis H. - Breeding tubercles and spawning behaviour in the nase, Chondrostoma nasus (L). (Pisces, Cyprinidae) - a correlation? Ichthyiol. Explor. Freshwaters. 1994; 5(4):321-330.

Keckeis H. - Untersuchung zur ökologischen Beurteilung der restrukturierten Versuchsstrecke des Wienflusses. 1994:60.

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Flore L. and Keckeis H. - The effect of water current on foraging behaviour of the rheophilic cyprinid, Chondrostoma nasus, during ontogeny: trade-off energetic benefit-swimming costs. Proceedings of 2nd International Symposium on Habitat Hydraulics. 1996; Volume B:487-505.

Kamler E.; Keckeis H., and Bauer-Nemeschkal E. - Egg energy content and partitioning in a rheophilic cyprinid, Chondrostoma nasus (L.). Pol. Arch. Hydrobiol. 1996; 43/2:273-281.

Keckeis H. - Kanal oder Lebensraum? Strukturierung und ökologisches Potential des Wienflusses am Beispiel der Benthal- und Fischfauna. Wiener Wasserbau. 1996:39-55.

Keckeis H.; Bauer-Nemeschkal B., and Kamler E. - Effects of reduced oxygen level on the mortality and hatching rate of Chondrostoma nasus embryos. J. Fish Biol. 1996; 49:430-440.

Keckeis H.; Frankiewicz P., and Schiemer F. - The importance of inshore areas for spawning nase, Chondrostoma nasus (Cyprinidae) in a free-flowing section of a large river (Danube, Austria). Arch. Hydrobiol. Suppl 113, Large Rivers 10/1. 1996; 4:51-64.

Kurmayer R.; Keckeis H.; Schrutka S., and Zweimüller I. - Macro-and microhabitats used by 0+ fish in a side-arm of the River Danube. Arch. Hydrobiol. Suppl 113, Large Rivers 11/1. 1996:3-9.

Reckendorfer W.; Keckeis H.; Winkler G., and Schiemer F. - Water level fluctuations as a major determinant of chironomid structure in the inshore zone of a large temperate river. Arch. Hydrobiol. Suppl. 115, Large Rivers 11/1. 1996:3-9.

Keckeis H.; Winkler G.; Flore L.; Reckendorfer W., and Schiemer F. - Spatial and seasonal characteristics of 0+ fish nursery habitats of nase, Chondrostoma nasus in the river Danube, Austria. Folia Zoologica. 1997; 46 (Suppl.1):133-150.

Winkler G.; Keckeis H.; Reckendorfer W., and Schiemer F. - Temporal and spatial dynamics of 0+ Chondrostoma nasus, at the inshore zone of a large river. Folia Zoologica. 1997; 46 (Supppl. 1):151-168.

Flore L. and Keckeis H. - The effect of water current on foraging behaviour of the rheophilic cyprinid Chondrostoma nasus (L.) during ontogeny: Evidence of a trade-off between energetic gain and swimming costs. Regulated Rivers: Research and Management. 1998; 14:141-154.

Kamler E.; Keckeis H., and Bauer-Nemeschkal E. - Temperature-induced changes of survival, development and yolk partitioning in Chondrostoma nasus. Journal of Fish Biology. 1998; 53:658-682.

Keckeis, H. and Belanyecz H. - Fischsymposium an der Universität Wien: Die Indikator-Funktionen von Jungfischen. Fisch Und Gewässer. Mitteilungen des Österreichischen Kuratoriums für Fischerei und Gewässerschutz. 1998; Heft 2: Seite 12.

Keckeis, H.; Schiemer, F.; Penaz, M.; Lusk, S.; Jurajda, P.; Povz, M.; Zalewski, M.; Frankiewicz, P., and Kamler, E. - Fortpflanzungsbiologie und ökologische Kennzeichnung der Laichgebiete von Flußfischen in Fließgewässern verschiedener Größenordnung. 1998; Forschungsauftrag des Bundesministeriums für Wissenschaft und Forschung GZ. 45.189/2-27b/91:183.

Reckendorfer, W.; Heiler, G.; Hein, T.; Keckeis, H.; Lazowski, W., and Zulka, P. - Monitoringkonzept Nationalpark Donau-Auen. 1998:91.

Keckeis H. - Kaum Nachwuchs für Steckerlfisch. Kurier 27. Oktober 1999.

Reckendorfer, W.; Keckeis, H.; Winkler, G., and Schiemer, F. - Zooplankton abundance in the River Danube, Austria: the significance of inshore retention. Freshwater Biology. 1999; 41:583-591.

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Bright, M.; Keckeis, H., and Fisher, C. R. - An autoradiographic examination of carbon fixation, transfer and utilization in the Riftia pachyptila symbiosis. Marine Biology. 2000; 136:621-632.

Flore L.; Reckendorfer W., and Keckeis H. - Reaction field, capture field and search volume of 0+ nase, Chondrostoma nasus (L.): effects of body size and water velocity. Canandian Journal of Fisheries and Aquatic Sciences. 2000; 57:342-350.

Kamler E. and Keckeis H. - Reproduction and early life history of Chondrostoma nasus: implications for recruitment (a review). Pol. Arch. Hydrobiol. 2000; XLVII(1):73-85.

Kamler, E. and Keckeis, H. - Przeglad eko-fizjologicznych cech embrionow i larw swinki - potencjalnego kandydata do podchowu dla restytucji w rzekach (Review of eco-physiological attributes of embryos and larvae of the nase - a potential candidate for restitution in rivers). (in Polish). Materialy II Krajowej Konferencji Hodowcow i Producentow Karpiowatych Ryb Reofilnych, Brwinow, 2-3 February 2000. 2000:pp 71-78 .

Keckeis H.; Bauer-Nemeschkal E.; Nemeschkal H.; Menshutkin V.V., and Kamler E. - Effects of female attributes and egg properties on offspring viability in a rheophilic cyprinid, Chondrostoma nasus (L.). Canandian Journal of Fisheries and Aquatic Sciences. 2000; 57:1-9.

Flore L.; Keckeis H., and Schiemer F. - Feeding, energetic benefit and swimming capabilities of 0+ nase (Chondrostoma nasus L.) in flowing water: an integrative laboratory approach. Arch. Hydrobiol. Suppl. 2001; 135(2-4):409-424.

Kamler, E., Keckeis, H. - Reproduction and early life history of Chondrostoma nasus: implications for recruitment (a review). Pol. Arch. Hydrobiol. 47: 73-85.

Keckeis, H. - Influence of river morphology and current velocity conditions on spawning site selection of Chondrostoma nasus (L.). Archiv Hydrobiol. Suppl. Vol. 2001; 135(2-4):341-356.

Keckeis H. and Freihsl R. - Bei den Fischforschern im Wienfluss-Becken. Der Standard. 2001; Mittwoch, 2. Mai 2001:Seite 9.

Keckeis, H.; Kamler, E.; Bauer-Nemeschkal, E., and Schneeweiss, K. - Survival, development and food energy partitioning in of nase larvae and early juveniles at different temperatures. Journal of Fish Biology. 2001; 59:45-61.

Keckeis, H. and Schiemer, F. - The ecology of the early life history stages of riverine fish: New perspectives in conservation and rive management. Archiv Für Hydrobiologie. Large Rivers. 2001; Suppl. 135, 2-4:517-522.

Reckendorfer, W.; Keckeis, H.; Tiitu, V.; Winkler, G.; Zornig, H., and Schiemer, F. - Diets schifts in 0+ nase, Chondrostoma nasus: Size-spezific differences and the effect of food availability. Archiv Hydrobiol. Suppl. 2001; 135(2-4):425-440.

Schiemer, F.; Keckeis, H.; Reckendorfer, W., and Winkler, G. - The "inshore retention concept" and its significance for large rivers. Arch. Hydrobiol. Suppl. 2001; 135(2-4):509-516.

Schiemer, F.; Keckeis, H.; Winkler, G., and Flore, L. - Large rivers: the relevance of ecotonal structure and hydrological properties for the fish fauna. Arch. Hydrobiol.Suppl. 2001; 135(2-4):487-508.

Keckeis, H. - Die Rückkehr des Flusses: Neue Habitate für bedrohte Flussfische in der Stadt. (The River returns: new habitats for endangered fish in the city). Perspektiven. 2002; 1/2:49-54.

Keckeis, H. and Schiemer, F. - Understanding Conservation Issues of the Danube River. Lee A Fuiman and Robert G Werner. Fishery Science. The unique contribution of early life stages. Oxford, Boston, Melbourne, Berlin, Paris, Tokyo: Blackwell Science; 2002; pp. 272-288.

Bright, M., Arndt, C., Keckeis, H., Felbeck, H. - A temperature-tolerant interstitial worm with associated epibiotic bacteria from the shallow water fumaroles of Deception Island, Antarctica. 2003. Deep Sea Research Part II: Topical Studies in Oceanography 50 (10-11): 1859-1871.

Schiemer, F., Keckeis, H., Kamler, E. - The early life history stages of riverine fish: ecophysiological and environmental bottlenecks. 2003. Comparative Biochemistry and Physiology Part A 133: 439-449.

Schiemer, F., Guti, G., Keckeis, H., Staras, M. - Ecological status and problems of the Danube river and its fish fauna: a review. 2003. Proceedings of LARS 2 Vol. I: 273-300.


Bartl, E.; Keckeis, H. - Growth and mortality of introduced fish larvae in a newly restored urban river. 2004. Journal of Fish Biology 64: 1577-1592.

Hirzinger, V., Keckeis, H., Nemeschkal, H.-L., Schiemer, F. - The importance of inshore areas for adult fish distribution along a free-flowing section of the Danube, Austria. 2004. River Research and Applications 20(2): 137-149.

Schiemer, F. Keckeis, H.; Nemeschkal, H.; Schludermann, E.; Winkler, G.; Zweimüller, I. - Ontogenetic patterns in thermal adaptation of fish vs.long term temperature trends in large rivers. 2004. International Congress Series 1275: 209-217.

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Final reports on scientific projects

Keckeis, H. and Reckendorfer, W. - Erfassung einer limnologischen Sommersituation zweier Baggerseen in Feldkirch/Brederis. 1990: pp 37.

Keckeis, H.; Wintersberger, H., and Schiemer, F. - Bestandserhebung und Untersuchung des Wanderverhaltens der Fischfauna im Wienfluss. 1992:pp75.

Keckeis H. - Untersuchung zur ökologischen Beurteilung der restrukturierten Versuchsstrecke des Wienflusses. 1994: pp 60.

Keckeis, H.; Schiemer, F.; Penaz, M.; Lusk, S.; Jurajda, P.; Povz, M.; Zalewski, M.; Frankiewicz, P., and Kamler, E. - Fortpflanzungsbiologie und ökologische Kennzeichnung der Laichgebiete von Flußfischen in Fließgewässern verschiedener Größenordnung. 1998; Forschungsauftrag des Bundesministeriums für Wissenschaft und ForschungGZ. 45.189/2-27b/91: pp 183.Reckendorfer, W.; Heiler, G.; Hein, T.; Keckeis, H.; Lazowski, W., and Zulka, P. - Monitoringkonzept Nationalpark Donau-Auen. 1998: pp 91.

Keckeis, H. & A. Weissenbacher. - Endbericht Literaturstudie: " Der Wienfluss als zukünftiges Laichgebiet rheophiler Fischarten". Im Auftrag der MA 45. 2000. pp 109.

Keckeis, H., Bartl, E. & C. Ratschan. - Evaluierung des Erfolges von Revitalisierungen im Wiener Schutzwasserbau. Endbericht Modul Fischökologie. 2002. pp 199.

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