Size-dependent harvest

Size-dependent harvest extends lifespan in P. reticulata.

“and higher "natural" mortality in laboratory conditions, despite an increased lifespan.”

AnimalsLaboratory populations allowed iteroparous life history10 years

Fast Phenotypic and Genetic Changes in Life History and Mortality of Experimental Populations of Guppies (Poecilia reticulata) Exposed to Size-Dependent Harvest in a Decade-Long Selection Experiment

Evolutionary applications·18 May 2026

Size-dependent harvest increases natural mortality in P. reticulata.

“and higher "natural" mortality in laboratory conditions, despite an increased lifespan.”

AnimalsLaboratory populations allowed iteroparous life history10 years

Fast Phenotypic and Genetic Changes in Life History and Mortality of Experimental Populations of Guppies (Poecilia reticulata) Exposed to Size-Dependent Harvest in a Decade-Long Selection Experiment

Evolutionary applications·18 May 2026

Size-dependent harvest increases fecundity in P. reticulata.

“evolved towards faster life history (i.e., heritable changes towards early maturation and high fecundity)”

AnimalsLaboratory populations allowed iteroparous life history10 years

Fast Phenotypic and Genetic Changes in Life History and Mortality of Experimental Populations of Guppies (Poecilia reticulata) Exposed to Size-Dependent Harvest in a Decade-Long Selection Experiment

Evolutionary applications·18 May 2026

Size-dependent harvest decreases age at maturation in P. reticulata.

“evolved towards faster life history (i.e., heritable changes towards early maturation and high fecundity)”

AnimalsLaboratory populations allowed iteroparous life history10 years

Fast Phenotypic and Genetic Changes in Life History and Mortality of Experimental Populations of Guppies (Poecilia reticulata) Exposed to Size-Dependent Harvest in a Decade-Long Selection Experiment

Evolutionary applications·18 May 2026