File:FMIB 47510 Hatching equipment for shad and other semibuoyant eggs Over the inner ends of the tubes which serve as outlet for the aquarium.jpeg
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English: Hatching equipment for shad and other semibuoyant eggs. Over the inner ends of the tubes which serve as outlet for the aquarium is an elongate wire frame, screened with cheese cloth, for white perch and other very small fry, with wire cloth for shad. The jar at the right (Downing pattern) is here used, as might be any other open vessel, to maintain the desired water level in the aquarium, the outlet tubes siphoning directly into this. The scale attched to the jar (McDonald universal) in the center of the picture is [a] measuring device... .
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| Date | 1910.00 | |||||||||||||||||||||||
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English: Freshwater and Marine Image Bank |
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English: Titcomb, John W. (1910) Fish-Cultural Practices in the United States Bureau of Fisheries, Bulletin of the Bureau of Fisheries, vol. 28, 1908, Part 2, Washington, DC: Government Printing Office |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
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| current | 19:45, 19 August 2015 | | 1,373 × 1,010 (418 KB) | BMacZeroBot (talk | contribs) |
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