In situ aggregate analysis camera (ISAAC): A quantitative tool for analyzing fine-grained suspended material

Limnology and Oceanography

Volumn 43, Issue 8, 1998, Pages 1954-1962

  Knowles, S C ^a   Wells, J T ^a  

^a UNIVERSITY OF NORTH CAROLINA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ANALYTICAL METHOD; SUSPENDED SEDIMENT; VIDEOGRAPHY;

EID: 0032429776     PISSN: 00243590     EISSN: None     Source Type: Journal    
DOI: 10.4319/lo.1998.43.8.1954     Document Type: Article

References (35)

1. AGRAWAL, Y. C., AND H. C. POTTSMITH. 1994. Laser diffraction particle sizing in STRESS. Continental Shelf Res. 14: 1102-1121.
2. ALLDREDGE, A. L. 1979. The chemical composition of macroscopic aggregates in two neritic seas. Limnol. Oceanogr. 24: 855-866.
3. _, AND C. GOTSCHALK. 1988. In situ settling behavior of marine snow. Limnol. Oceanogr. 33: 339-351.
4. ASPER, V. L. 1987. Measuring the flux and sinking speed of marine snow aggregates. Deep-Sea Res. 34: 1-17.
5. BABA, J., AND P. D. KOMAR. 1981. Measurements and analysis of settling velocities of natural quartz sand grains. J. Sediment. Petrol. 51: 631-640.
6. BALE, A. J., AND A. W. MORRIS. 1987. In situ measurement of particle size in estuarine waters. Estuar. Coast. Shelf Sci. 24: 253-263.
7. BARTZ, R., J. R. V. ZANEVELD, I. N. MCCAVE, F. R. HESS, AND A. R. M. NOWELL. 1985. ROST and BEAST: Devices for in situ measurement of particle settling velocity. Mar. Geol. 66: 381-395.
8. BERHANE, I., R. W. STERNBERG, G. C. KINEKE, T. G. MILLIGAN, AND K. KRANCK. 1997. The variability of suspended aggregates on the Amazon Continental Shelf. Continental Shelf Res. 17: 267-285.
9. CARDER, K. L., R. G. STEWARD, AND P. R. BETZER. 1982. In situ holographic measurements of the sizes and settling rates of oceanic particulates. J. Geophys. Res. 87: 5681-5685.
10. CUSHING, C. E., G. W. MINSHALL, AND J. D. NEWBOLD. 1993. Transport dynamics of fine particulate organic matter in two Idaho streams. Limnol. Oceanogr. 38: 1101-1115.
11. DAVIS, C. S., S. M. GALLAGER, AND A. R. SOLOW. 1992. Microaggregations of oceanic plankton observed by towed video microscopy. Science 257: 230-232.
12. DOMACK, E. W., D. J. P. FOSS, J. P. M. SYVITSKI, AND C. E. MCCLENNEN. 1994. Transport of suspended particulate matter in an Antarctic fjord. Mar. Geol. 121: 161-170.
13. EISMA, D. 1986. Flocculation and de-flocculation of suspended matter in estuaries. Neth. J. Sea Res. 20: 183-199.
14. _, AND OTHERS. 1990. A camera and image analysis system for in situ observation of floes in natural waters. Neth. J. Sea Res. 27: 43-56.
15. _, P. BERNARD, G. C. CADEE, V. ITTEKKOT, J. KALF, R. LAANE, J. M. MARTIN, W. G. MOOK, A. VAN PUT, AND T. SCHUMACHER. 1991. Suspended-matter particle size in some West-European estuaries; Part I: Particle-size distribution. Neth. J. Sea Res. 28: 193-214.
16. FENNESSY, M. J., K. R. DYER, AND D. A. HUNTLEY. 1994. INSSEV: An instrument to measure the size and settling velocity of floes in situ. Mar. Geol. 117: 107-117.
17. GIBBS, R. J. 1981. Floe breakage by pumps. J. Sediment. Petrol. 51: 670-672.
18. _. 1982. Floe stability during Coulter-counter size analysis. J. Sediment. Petrol. 52: 657-660.
19. _, AND L. N. KONWAR. 1982. Effect of pipetting on mineral floes. Environ. Sci. Technol. 16: 119-121.
20. GROSSART, H.-P., AND M. SIMON. 1993. Limnetic macroscopic organic aggregates (lake snow): Occurrence, characteristics, and microbial dynamics in Lake Constance. Limnol. Oceanogr. 38: 532-546.
21. HECKER, B. 1990. Photographic evidence for the rapid flux of particles to the sea floor and their transport down the continental slope. Deep-Sea Res. 37: 1773-1782.
22. HERMAN, A. W. 1988. Simultaneous measurement of Zooplankton and light attenuance with a new optical plankton counter. Continental Shelf Res. 8: 205-221.
23. HILL, P. S., A. R. M. NOWELL, AND P. A. JUMARS. 1992. Encounter rate by turbulent shear of particles similar in diameter to the Kolmogorov scale. J. Mar. Res. 50: 643-668.
24. _, C. R. SHERWOOD, R. W. STERNBERG, AND A. R. M. NOWELL. 1994. In situ measurements of particle settling velocity on the northern California continental shelf. Continental Shelf Res. 14: 1123-1137.
25. HOLLIDAY, D. V., R. E. PIEPER, AND G. S. KLEPPEL. 1989. Determination of Zooplankton size and distribution with multifrequency acoustic technology. J. Cons. Int. Expl. Mer 41: 226-238.
26. HONJO, S., K. W. DOHERTY, Y. C. AGRAWAL, AND V. L. ASPER. 1984. Direct optical assessment of large amorphous aggregates (marine snow) in the deep ocean. Deep-Sea Res. 31: 67-75.
27. JOHNSON, B. D., AND P. J. WANGERSKY. 1985. A recording backward scattering meter and camera system for examination of the distribution and morphology of macro-aggregates. Deep-Sea Res. 32: 1143-1150.
28. JOHNSON, R. G. 1974. Particulate matter at the sediment-water interface in coastal environments. J. Mar. Res. 32: 313-330.
29. KINEKE, G. C., R. W. STERNBERG, AND R. JOHNSON. 1989. A new instrument for measuring settling velocities in situ. Mar. Geol. 90: 149-158.
30. KNOWLES, S. C., AND J. T. WELLS. 1996. Suspended aggregate anal-ysis using ISAAC, Elbe River, 9-10 June, 1993. J. Sea Res. 36: 69-75.
31. KRANCK, K. 1973. Flocculation of suspended sediment in the sea. Nature 246: 348-350.
32. KULLENBERG, G. 1974. Observed and computed scattering functions, p. 25-49. In N. G. Jerlov and E. S. Nielsen [eds.], Optical aspects of oceanography. Academic.
33. LUETTICH, R. A., JR., J. T. WELLS, AND S.-Y. KIM. 1993. In situ variability of large aggregates: Preliminary results on the effects of shear. Coast. Estuar. Stud. Nearshore Estuar. Cohesive Sediment Dyn. A.G.U. 42: 447-465.
34. WELLS, J. T., AND A. L. SHANKS. 1987. Observations and geologic significance of marine snow in a shallow-water, partially enclosed marine embayment. J. Geophys. Res. 92: 13,185-13,190.
35. ZANEVELD, J. R. V., R. W. SPINRAD, AND R. BARTZ. 1982. An optical settling tube for the determination of particle-size distributions. Mar. Geol. 49: 357-376.