To better manage fish stocks, fisheries scientists use various data, including age and growth,
to inform stock assessments and provide management advice. However, many non-targeted …

The present study examined body length (precaudal length, PCL) and age at sexual
maturity, as well as fecundity and maternal investment in the Pacific spiny dogfish Squalus …

In addition to being an academic endeavour, the practical purpose of conducting age and
growth studies on fishes is to provide biological data to stock assessment scientists and …

10.2. 2.1 Validation Concepts and Missing Time 10.2. 2.2 Validation Methodology 10.2. 2.3
Chemical Marking 10.2. 2.4 Bomb Radiocarbon 10.3 Ageing Structures 10.3. 1 Vertebral …

Spiny dogfish (Squalus acanthias) are traditionally aged by counting band pairs on dorsal-
fin spines; however, wear and tear of the spines make obtaining accurate age estimates of …

The manual presents the main methods for studying fish. The general features of the
external structure of fish are described: the shape of the body, external organs, the structure …

Historically, Pacific spiny dogfish (Squalus suckleyi) have been aged using dorsal fin spines,
a method that was validated through bomb radiocarbon analysis and oxytetracycline …

Globally, shark populations can be susceptible to overexploitation from fishing due to their
conservative life histories (eg, late maturity, slow growth, long gestation periods, and low …

A classe Chondrichthyes apresenta diversas espécies cujas características da história de
vida faz com que os indivíduos sejam bastante suscetíveis à sobre-exploração. Atualmente …

Age determination is a fundamental field of study that is of critical importance to
management and conservation of a species (Cortés, 2002; Harry, 2017). Determining …