Sensor backpacks for oysters say when they are happy
IN A pleasant spot on Tasmania's coast, Barilla Bay Oyster Farm has been growing and serving oysters for more than three decades. But are their oysters as healthy as they can be? The farm is about to find out. Some of the oysters are having sensors the size of credit cards tacked onto their shells. Farm manager Justin Goc says the information will help him make better decisions. The farm is one of a handful of places that have joined a trial organised by Sense-T, a government-funded project to build a sensor network across Tasmania. The project aims to link up several types of existing sensors, as well as install new ones, to create an agricultural database. Sensor technology is now sophisticated enough to be able to monitor an oyster's heartbeat. The new sensors will do this, and also track whether the oyster's shell is open, which provides insight into the oyster's feeding habits. It will record how deep in the water...