The use of cephalopod beaks in ecological and population dynamics studies has allowed
major advances of our knowledge on the role of cephalopods in marine ecosystems in the …

Morphometric analysis of biogenic recording structures within marine organisms has
applications in stock assessment, taxonomics, and ecomorphological studies, with shape …

ShapeR is an open source software package that runs on the R platform and is specifically
designed to study otolith shape variation among fish populations. The package extends …

The aim of this study was to test the hypothesis that Atlantic saury stocks from the
Mediterranean Sea and northeastern Atlantic could be identified by means of saggital otolith …

Otolith shape variation of seven Atlantic herring Clupea harengus populations from Canada,
the Faroe Islands, Iceland, Ireland, Norway and Scotland, UK, covering a large area of the …

Stock identification is an interdisciplinary field that involves the recognition of self-sustaining
components within natural populations (Cadrin et al., 2005). In an aquatic ecosystem, fish …

Mismatches between biological population structure and management unit boundaries often
violate the unit-stock assumption, which can reduce the accuracy and relevance of stock …

Phenotypic variation in fish can indicate exposure to different environmental conditions,
affecting species growth and maturation rates and/or be a consequence of genetic factors …

The striped clam (Ameghinomya antiqua (King, 1832)) metapopulation of the San José Gulf
is a good model for phenotypic stocks studies based on the shell shape variation in different …

Estrogenic compounds including 17β estradiol (or E2) are known to negatively affect the
reproductive system of many animals, including fish, leading to feminization, altered sex …