Páll Reynisson 1950; Þorsteinn Sigurðsson 1964; Jakob Magnússon 1926; Jutta V. Magnússon 1929(International Council for the Exploration of the Sea, 1995)
Jakob Magnússon 1926; Jutta V. Magnússon 1929; Páll Reynisson 1950; Þorsteinn Sigurðsson 1964(International Council for the Exploration of the Sea, 1994)