Archive image from page 318 of The depths of the sea. The depths of the sea. An account of the general results of the dredging cruises of SS. Porcupine and Lightning during the summers of 1868, 1869 and 1870, under the scientific direction of Dr. Carpenter, , J. Gwyn Jeffreys, , and Dr. Wyville Thomson, depthsofseaaccou00tho Year: 1873 CHAP. VI. DEEP-SKA DREDOTNG. 7 derms, corals, and sponges, on the contrary, are bulky objects, and are frequently partially buried in the ' Fir,. 51.—Dredge with hempen tangles ' mud or more or less firmly attached, so that

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Archive image from page 318 of The depths of the sea. The depths of the sea. An account of the general results of the dredging cruises of SS. Porcupine and Lightning during the summers of 1868, 1869 and 1870, under the scientific direction of Dr. Carpenter, , J. Gwyn Jeffreys, , and Dr. Wyville Thomson, depthsofseaaccou00tho Year: 1873 CHAP. VI. DEEP-SKA DREDOTNG. 7 derms, corals, and sponges, on the contrary, are bulky objects, and are frequently partially buried in the ' Fir,. 51.—Dredge with hempen tangles ' mud or more or less firmly attached, so that the dredge generally misses them. With the tangles it s

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