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Amlacher, E. (1992). Taschenbuch der Fischkrankheiten – Grundlagen der Fischpathologie (6th ed.). Jena: Gustav Fischer Verlag.
Schlüsselwörter: Fisch, Parasit
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Spratte, S., & Hartmann, U. (1992). Daten zur limnischen Fauna im Eidergebiet. Kiel: Ministerium für Ernährung, Landwirtschaft, Forsten und Fischerei des Landes Schleswig-Holstein.
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Steinberg, L. (1992). Fische unserer Bäche und Flüsse – Verbreitung, Gefährdung und Schutz. Düsseldorf: Ministerium für Umwelt, Raumordnung und Landwirtschaft des Landes Nordrhein-Westfalen.
Schlüsselwörter: Fisch, Vorkommen, Gefährdung, Verbreitung
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English, K. K., & Bocking, R. C. (1992). A Robust Procedure for Estimating Salmon Escapement based on the Area-Under-the-Curve Method (Vol. 49).
Schlüsselwörter: Fischerei, population, wachstum, methode, mathematik, theorie
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Soriano, M., Moreau, J., Hoenig, J. M., & Pauly, D. (1992). New functions for the analysis of two-phase growth of juvenile and adult fishes, with application to Nile perch (Vol. 121).
Zusammenfassung: Two phases of growth can sometimes be distinguished in long-lived fish species. The first involves the growth of zooplankton-feeding juveniles and young adults. The second consists of accelerated growth of large, piscivorous adults. We present modified versions of the von Bertalanffy growth equation that account for this feature and fit them to length-at-age data on Nile perch Lates niloticus (Centropomidae) from Lake Chad (north and south) in north-central Africa, and from Lake Nasser in Egypt. The growth parameters estimated for the new equations allow one to make preliminary estimates of the energy gains by Nile perch associated with transition from zooplanktivory to piscivory.
Schlüsselwörter: Fischerei, wachstum, theorie, modell
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Ricker, W. E. (1992). Back-Calculation of Fish Lengths Based on Proportionality between Scale and Length Increments (Vol. 49).
Schlüsselwörter: Fischerei, statistik, methode, wachstum
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Richards, L. J., & Schnute, J. T. (1992). Statistical Models for Estimating CPUE from Catch and Effort Data (Vol. 49).
Schlüsselwörter: Fischerei, cpue, methode, statistik, modell
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Chen, Y., Jackson, D. A., & Harvey, H. H. (1992). A comparison of von Bertalanffy and polynomial functions in modelling fish growth data (Vol. 49).
Zusammenfassung: We compared the von Bertalanffy growth function (VBGF) and five polynormial functions (PF) in modelling fish growth for 16 populations comprising six species of freshwater fishes. Ranked results of the variance explained by each growth function indicated that VBGF described growth data better than three- and four-parameter polynomial functions. Log-transforming length and age greatly improved the goodness-of-fit of the three-parameter polynomial function. Statistical comparison of growth between populations or sexes was done using a general linear model for polynomial functions. The VBGF proved to be the best growth model for all 16 populations.
Schlüsselwörter: Fischerei, wachstum, methode, theorie, modell, statistik
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Geldhauser, F. (1992). Die kontrollierte Vermehrung des Schlammpeitzgers (Misgurnus fosssilis L.) (Vol. 43).
Zusammenfassung: (Dbo).
Schlüsselwörter: Fischerei, Reife, Wachstum, Methode, Misgurnus fossilis, Schlammpeitzger, Fisch
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Talbot, A. J., & Doyle, R. W. (1992). Statistical Interrelation of Length, Growth, and Scale Circulus Spacing: Use of Ossification to Detect Nongrowing Fish (Vol. 49).
Schlüsselwörter: Fisch, wachstum, methode, statistik
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