Aksland, Magnar (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1983)
During 1978-1980 yearly acoustic surveys were carried out in the spawning area of a small
herring stock in the semi-enclosed bay area Lindaaspollene, approximately 30 km north of Bergen,
using the Simrad EY-M echo sounder ...