At Van Hall Larenstein University of Applied Sciences (HVHL) in Leeuwarden, the sea urchin Diadema antillarum has been cultivated to help restore the coral reefs around Saba and St. Eustatius (Caribbean Netherlands). The first young urchins bred in Leeuwarden were released on March 24th to the Rotterdam …

The sea urchin Diadema antillarum has been cultivated at Van Hall Larenstein University of Applied Sciences HVHL in Leeuwarden in the Netherlands to help restore the coral reefs around Saba and St. Eustatius.

This study investigated on which way seabirds, in mixed enclosures, can be provided in nutritional needs in a way that is as close as possible to their natural situation. The main question of research is: “How should the seabirds at Rotterdam Zoo be provided in their nutritional needs in a way that is …

Keeping exotic species in captivity, like the okapi (Okapia johnstoni), is often problematic, especially concerning their nutrient requirements, since these per se have not been studied. The association of diets of okapis and some health problems in captivity has often been speculated. In 1998 a research …