A deep-sea dredge that was used on the HMS Challenger. Image from: Voyage of the HMS Challenger during the years 1873-76: 1885 Narrative of the Cruise. Bossard (2003).
A deep-sea dredge that was used on the HMS Challenger. Image from: Voyage of the HMS Challenger during the years 1873-76: 1885 Narrative of the Cruise. Bossard (2003).