By this time he must have been swallowed by the dogfish who for several days has been playing havoc in these waters .
到现在他一定给鲨鱼吃掉了好几天了，那条鲨鱼在这一带一直在为非作歹呢。
In the spiny dogfish alkane implication sea the mineral substance and the trace element , give the flesh supplement nutrition .
角鲨烷蕴含海洋里矿物质及微量元素,给予肌肤补充营养。
Species targeted this way in uk waters include the shortfin mako , blue , smooth hammerheads and thresher sharks , as well as species such as portuguese dogfish and gulper sharks .
