Baseline data on anthropogenic seafloor debris contamination in the year 2000 is provided for 24 submersible video transects at depths of 80–900 m, off the Dutch ABC-islands (Aruba, Bonaire, Curaçao), in the southeastern Caribbean Sea. In total, 202 objects were documented from a combined 21,184 m of …

A focus of information on production systems calls for more knowledge on the naturalness in behaviour of semi wild living cattle. Broadening this knowledge database is beneficial to the increased use of cattle in conservation as well as more traditional farming methods. This study therefore investigated …

Fish have the natural behaviour to move across various aquatic ecosystems and for some species this is of vital importance. Migration is often a seasonal phenomenon which occurs in order to move between habitats, such as winter refuges-, foraging- and spawning or nursery habitats, also escaping unfavourable …

In this study we tested 39 Lactococcus lactis strains isolated from diverse habitats for their robustness under heat and oxidative stress, demonstrating high diversity in survival (up to 4 log units). Strains with an L. lactis subsp. lactis phenotype generally displayed more-robust phenotypes than strains …

Fragmentation of the environment affects the dispersal of Eurasian lynx (Lynx lynx). This also occurs in the Harz region, in central Germany, where in 2000 the Luchsprojekt Harz started reintroducing the Eurasian lynx. This constantly growing population causes lynx dispersal including high traffic volume …

The international Wadden Sea is an estuarine tidal area along the North Sea coasts of The Netherlands, Germany and Denmark. It is characteristic for regions with sandy coasts and a medium tidal range. Fifty barrier islands separate the Wadden Sea from the North Sea, and an offshore transition zone to …

Dit deelonderzoek over bijen maakt deel uit van een groot project naar de biodiversiteit van bijen in de gemeente Leeuwarden. Biodiversiteit is de laatste jaren erg onder de aandacht gekomen van mensen. Ook de gemeente Leeuwarden probeert op een aantal manieren de biodiversiteit binnen de gemeente te …

De Grutto heeft een voorkeur voor extensieve onverstoorde natte gebieden met een grote mate aan kruidenrijke, begreppelde, met stalmest bemeste percelen met een verbeterd op het behoud van weidevogels gericht beheer (uitgestelde maaidata en dergelijke).De ruimtelijke ontwikkeling bij Leeuwarden heeft …

Conventional dairy husbandry systems acknowledge animal welfare guided by Brambel’s five freedoms. The concept of natural, or normal behaviour would in contrast to Brambel’s convention, be based on stability through chance and offers a less anthropocentric and more naturalistic approach. The present …

Every year more than 140 million visitors visit EAZA member zoos. To promote conservation to this enormous public of zoo visitors, EAZA launches annual conservation campaigns. Since the start of EAZA’s first campaign in 2000 they have been running 10 campaigns with a variety of issues that affect certain …