Environmental biology of European cyprinids: Papers from the by Wolfgang Wieser (auth.), Wolfgang Wieser, Fritz Schiemer,

By Wolfgang Wieser (auth.), Wolfgang Wieser, Fritz Schiemer, Alfred Goldschmidt, Kurt Kotrschal (eds.)

Show description

Read Online or Download Environmental biology of European cyprinids: Papers from the workshop on ‘The Environmental Biology of Cyprinids’ held at the University of Salzburg, Austria, in September 1989 PDF

Similar environmental books

System Identification, Environmental Modelling, and Control System Design

This booklet is devoted to Prof. Peter younger on his seventieth birthday. Professor younger has been a pioneer in structures and keep an eye on, and over the last forty five years he has encouraged many advancements during this box. This quantity includes a suite of contributions through best specialists in method id, time-series research, environmetric modelling and keep watch over approach layout – glossy examine in issues that replicate vital components of curiosity in Professor Young’s learn occupation.

Environmental Monitoring and Reporting by Enterprises: Eastern Europe, Caucasas and Central Asia

The current ebook comprises the ideas for Strengthening Environmental tracking and Reporting by way of companies in jap Europe, Caucasus and primary Asia. it truly is geared toward officers and specialists operating for presidency our bodies answerable for environmental coverage, environmental tracking and compliance tracking, and statistical organizations, in addition to for company administration and environmental electorate organisations.

Extra info for Environmental biology of European cyprinids: Papers from the workshop on ‘The Environmental Biology of Cyprinids’ held at the University of Salzburg, Austria, in September 1989

Example text

Production, I}] = metabolism. Routine metabolic rate and active feeding metabolic rate are separated by a line. L = 30% dbw'day-l'ind-l, M = 40% dbw·day-l·ind-l, H = 100% dbw·day-l·ind- 1 . Numbers reflect body dry weight. Data from Table 7, for statistics see text. £; 102 T'j" ~ "'0 ::3 () 10-2 10 2 W(dry weight, mg) Fig. 6. Relationship between consumption and body weight of several fish species based on data in the literature. Values were transformed using specifications of the authors. For explanation see text.

1971. Methods for the estimation of production of aquatic animals. Translated from the Russian by A. Duncan. Academic Press, London. 175 pp. 10.. . Environmental Biology of Fishes 33: 47-52, 1992. © 1992 Kluwer Academic Publishers. 1990 Keywords: Vimba elongata, Abramis brama, Chalcalburnus chalco ides, Rutilus ruti/us, Interspecific differences, Sampling, Search rate, Decision rules, Resource use Synopsis Four species of cyprinids (vimba, bream, Danubian bleak and roach) which had been incubated and reared under identical conditions differed qualitatively as well as quantitatively in the use of prey search strategies during comparative experiments.

G. resistance to water currents). Growth patterns in the field are largely influenced by temperature and food availability. There is a significant relationship between growth rate and temperature (LeCren 1958, Elliott 1976, Houde 1990, Jobling 1983, Mooij & vanTongeren 1990, Wieser et al. 1988a) and also a positive relationship between food consumption and fish growth (Brett & Groves 1979, Condrey 1982, Elliott 1979, Paloheimo & Dickie 1966). 34 The present study was conducted to evaluate the relationship between food availability and growth throughout the critical period after the onset of exogenous feeding.

Download PDF sample

Rated 4.99 of 5 – based on 4 votes