Accurate age data are essential for reliable fish stock assessment. Yet many stocks suffer
from inconsistencies in age interpretation. A new approach to obtain age makes use of the …

Geolocation models are essential tools to derive detailed information on the movement
patterns of demersal fish equipped with data storage tags recording temperature and depth …

Range expansions can lead to increased contact of divergent populations, thus increasing
the potential of hybridization events. Whether viable hybrids are produced will most likely …

Chronological records of elemental concentrations in fish otoliths are a widely used tool to
infer the environmental conditions experienced by individual fish. To interpret elemental …

An organism's body condition describes its mass given its length and is often positively
associated with fitness. The condition of Atlantic cod (Gadus morhua) in the Baltic Sea has …

Eutrophication, increased temperatures and stratification can lead to massive, filamentous,
N2‐fixing cyanobacterial (FNC) blooms in coastal ecosystems with largely unresolved …

Atlantic cod (Gadus morhua) have traditionally been found from the North Sea, the Kattegat,
Belt Sea and throughout most of the western and eastern Baltic Sea. This chapter provides …

The project” Improving knowledge base for management of cod stocks in the Baltic Sea and
in the Kattegat” focused on the key challenges for assessment and management of the …

The present report is based on the project “Management of mixed cod stocks in the transition
zone between the North Sea and the Baltic Sea: How can this be achieved most …

Tagging-induced mortality experiments are an important component of mark-recapture
studies, as they can be used to assess the appropriateness of the tagging methodology, and …