> However, it was only in September 2021, that we detected a spatially continuous, almost 1-km long, and usually <1 m high morphologic feature in high-resolutio

> However, it was only in September 2021, that we detected a spatially continuous, almost 1-km long, and usually <1 m high morphologic feature in high-resolution shipborne multibeam echosounder data. This elongated structure, that we hereafter refer to as the Blinkerwall Why "blinker"? Is that German slang for an echo sounder or something?