@incollection{fdi:26404, title = {{P}opulation structure and dynamics = {S}tructure et dynamique des populations}, author = {{S}sentongo, {G}.{W}.}, editor = {}, language = {{ENG}}, abstract = {{T}he tropical multispecies fish population have strong interspecific relationships. {I}n the circumstances of rapid development of some {A}frican fisheries, it may be difficult to meet the data requirements of realistic assessment models. {C}onsideration is given to alternative approaches that account for the effects of ecological succession, diversity, stability and productivity. {T}here is a compromise between production of a larger number of offspring ('r selection'). {N}atural selection moulds population size and genetic frequencies of species in various habitats. {H}ence, derivatives of rates of growth and mortality are vital to the analysis of trends of fish populations. ({R}{\'e}sum{\'e} d'auteur)}, keywords = {{FAUNE} {ICHTYOLOGIQUE} ; {DYNAMIQUE} {DE} {POPULATION} ; {STRUCTURE} {DE} {POPULATION} ; {MODELISATION} ; {AFRIQUE}}, booktitle = {{B}iologie et {\'e}cologie des poissons d'eau douce africains = {B}iology and ecology of african freshwater fishes}, numero = {216}, pages = {363--377}, address = {{P}aris}, publisher = {{ORSTOM}}, series = {{T}ravaux et {D}ocuments de l'{ORSTOM}}, year = {1988}, ISBN = {2-7099-0929-4}, ISSN = {0371-6023}, URL = {https://www.documentation.ird.fr/hor/fdi:26404}, }