 ... capturing bodies which are being carried along by currents, and therefore great caution is necessary in reference to any marine plants found in it. Sea-weeds are among the most common of all bodies carried by currents near the surface or at various...  The Voyage of the "Challenger." - Página 87por Sir Charles Wyville Thomson - 1877Vista completa - Acerca de este libro
 | The Country Gentleman's Magazine - 1869 - 590 páginas
...ceases to scrape the bottom, it becomes in its progress to the surface much the same as a towing net, capturing bodies which are being carried along by...nature are very likely to be entangled and brought up. The present communication is offered chiefly with the view of directing attention to the subject, and... | |
 | Sir Norman Lockyer - 1873 - 524 páginas
...mica or glass. A note of date and locality ought to be attached to every species. Delicate slimy alga; are best prepared by floating out on smooth-surfaced...Carefully note and preserve algae brought up in dredge in moderate depths, under too fathoms, or deeper. Preserve specimens attached to shells, corals, &c.... | |
 | Sir Norman Lockyer - 1873 - 516 páginas
...ceases to scrape the bottom, it becomes in its progress to the surface much the same as a lowing. net, capturing bodies which are being carried along by...and brought up. " 27. Carefully note and preserve alg;e brought up in dredge in moderate depths, under 100 fathoms, or deeper. Preserve specimens attached... | |
 | Thomas Rupert Jones - 1875 - 908 páginas
...to scrape the bottom, it becomes " in its progress to the surface much the same as a towing net. " capturing bodies which are being carried along by...are very likely " to be entangled and brought up." Carefully note and preserve AlgsB brought up in the dredge at moderate depths, under 100 fathoms, or... | |
 | Thomas Rupert Jones - 1875 - 906 páginas
...it becomes " in its progress to tho surface much the same as a towing net, " capturing bodies whieli are being carried along by currents, " and therefore...are very likely " to be entangled and brought up." Carefully note and preserve Algse brought up in the dredge at moderate depths, under 100 fathoms, or... | |
 | Thomas Rupert Jones - 1875 - 920 páginas
...to scrape the bottom, it becomes " in its progress to the surface much the same as a towing net. " capturing bodies which are being carried along by...therefore great caution is necessary in reference to nny " marine plants fouiid in it. Sea-weeds are among the most " common of all bodies carried by currents... | |
 | Botanical Society of Edinburgh - 1870 - 500 páginas
...ceases to scrape the bottom, it becomes in its progress to the surface much the same as a towing net, capturing bodies which are being carried along by...nature are very likely to be entangled and brought up. The present communication is offered chiefly witli the view of directing attention to the subject,... | |
| |
