Heim, M. (1997). Quantitative Bestimmung der Fischnährtierbesiedlung kiesiger Stellen der Moosach unter besonderer Berücksichtigung der Interstitialverhältnisse und der Nahrungsaufnahme von Forellen und Äschen. Diploma thesis, Technische Universität, München.
Schlüsselwörter: Fisch, Nahrung, Bachforelle, Salmo trutta, Äsche, Thymallus thymallus
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Herbst, M. (1992). Süßwasserfische – Die Welt der Fische in Bächen, Flüssen und Seen. Kaiser Verlag.
Schlüsselwörter: Fisch, Bestimmungswerk
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Hessling, T. v. (1859). Die Perlmuschel und ihre Perlen. Leipzig.
Schlüsselwörter: Muschel, Margaritifera
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Hoffmann, A. (1995). Zeitliche und räumliche Nutzungsmuster der Koppe Cottus gobio (Teleostei, Cottidae) und die daraus resultierenden Anforderungen an die naturnahe Gestaltung von Fliessgewässeroberläufen des Mittelgebirges. Doctoral thesis, Universität, Bielefeld.
Schlüsselwörter: Fisch, Cottus gobio, Verbreitung, Biologie, Verhalten
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Hoffmann, R., Berg, R., Blank, S., Dehus, P., Grimm, R., & Rösch, R. (1995). Fische in Baden-Württemberg – Gefährdung und Schutz: – Hinweise zur Gefährdung freilebender Fischbestände als Grundlage für Schutzbestrebungen und “Rote Liste” – gefährdete Fische und Neunaugen in Baden-Württemberg. Stuttgart: Ministerium für Ländlichen Raum, Ernährung, Landwirtschaft und Forsten Baden-Württemberg (Selbstverlag).
Schlüsselwörter: Fisch, Gefährdung, Artenschutz, Rote Liste
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Honsig-Erlenburg, W., & Schulz, N. (1989). Die Fische Kärntens. Klagenfurt: Naturwissenschaftlicher Verein für Kärnten.
Schlüsselwörter: Fisch, Vorkommen, Verbreitung, Kartierung
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Jaeckel, S. (1952). Unsere Süßwassermuscheln. Die Neue Brehm-Bücherei. Westarp-Verlag.
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Järvi, T. H. (1920). Die kleine Maräne Coregonus albula L. im Keitelesee. Helsinki: Buchdruckerei-AG SANA.
Schlüsselwörter: Fisch, Maräne, Coregonus albula, Wachstum, Nahrung, Alter, Biologie, Länge, Gewicht
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Jens, G. (1982). Der Bau von Fischwegen. Hamburg, Berlin: Paul Rarey-Verlag.
Schlüsselwörter: Fisch, Aufstiegshilfe, Methode
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Kaiser, M. S. (1991). Statistical models for limiting factors in ecology.
Zusammenfassung: For several decades, aquatic ecologists have debated differing viewpoints on the factors that control ecosystem productivity. Much of the controversy centers on the interpretation of empirical relationships between factors that limit the amount of energy transferred among trophic levels in aquatic ecosystems. The primary statistical tool used has been regression analysis, but such models often fail to explain a substantial portion of the variability observed. The suggestion has been made in the literature of aquatic ecology that regression models may be inappropriate, and that limiting factors may be better related to the maximum rather than mean response. Statistical models that account for the large variability in relationships between limiting factors and response variables at higher trophic levels and shift the focus from description of expected values to description of upper boundaries have not been developed. The goal of this project was to develop statistical models for the relationships between limiting factors and the maximum output of biological processes. A number of models may be formulated, one of the primary being Y sub(i) – gamma x sub(i)U sub(i) + sigma epsilon sub(i), where gamma > 0, U sub(i) similar to iid Beta ( alpha , beta ), the x's are considered fixed values on the real line, and the error terms, epsilon sub(i), are centered iid random variables. This model describes a triangular array of points lying between zero and a straight line with positive slope, a data pattern seen numerous times in the ecological literature. The response variable Y is an identifiable mixture of the random variable U, with the model representing a situation in which Y is observed but U is unobserved. Maximum likelihood estimates for the parameters ( alpha , beta , gamma , sigma ) may be computed using the EM algorithm. Estimation is based on maximization of the expected full-data likelihood where the expectation is taken with respect to the conditional density of U given Y. A portion of the dissertation is devoted to the confirmation of asymptotic properties as the response variable, Y sub(i)'s, are not identically distributed. A set of conditions depending on the identically distributed error terms is given for consistency and asymptotic normality of MLE's. The model specific conditions are met by a number of error densities. (DBO)
Schlüsselwörter: biological-production; energy-transfer; trophic-levels; aquatic-environment; statistical-analysis; limiting-factors; ecosystems-; ecology-
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