Quantifying the impact of trawling on benthic habitat structure using high resolution acoustics and chaos theory

Canadian Journal of Fisheries and Aquatic Sciences

Volumn 53, Issue 2, 1996, Pages 288-296

  Schwinghamer, P ^a,c   Guigne J Y ^b   Siu, W C ^b  

^a NORTHWEST ATLANTIC FISHERIES CENTRE   (Canada)

^b Guigne International Ltd   (Canada)

^c BEDFORD INSTITUTE OF OCEANOGRAPHY   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

CARNIVORA; MUS;

BENTHIC ENVIRONMENT; CHAOS THEORY; ENVIRONMENTAL IMPACT; HIGH RESOLUTION ACOUSTICS; TRAWLING;

ATLANTIC, GRAND BANKS;

EID: 0029751283     PISSN: 0706652X     EISSN: None     Source Type: Journal    
DOI: 10.1139/f95-277     Document Type: Article

References (29)

1. Aller, R.C. 1988. Benthic fauna and biogeochemical processes in marine sediments: the role of burrow structures. In Nitrogen cycling in coastal marine environments. Edited by T.H. Blackburn and J. Sorensen. John Wiley and Sons Ltd., Chichester, U.K. pp. 301-338.
2. Barker, H.R., and Barker, B.M. 1984. Multivariate analysis of variance (MANOVA). University of Alabama, Tuscaloasa, Ala.
3. Berktay, H.O., and Leahy, D.J. 1974. Farfield performance of parametric transmitters. J. Acoust. Soc. Am. 55: 539-546.
4. Beye, R.T. 1965. Nonlinear acoustics. In Physical acoustics, principles and methods. Vol. II. Part B. Edited by W.P. Mason. Academic Press, New York. pp. 231-264.
5. Bradbury, R.H., and Reichelt, R.E. 1983. Fractal dimension of a coral reef at ecological scales. Mar. Ecol. Prog. Ser. 10: 169-171.
6. Gee, J.M., and Warwick, R.M. 1994. Metazoan community structure in relation to the fractal dimensions of marine macroalgae. Mar. Ecol. Prog. Ser. 103: 141-150.
7. Guigné, J.Y., and Chin, V.H. 1989. Acoustic imaging of an inhomogeneous sediment matrix. Mar. Geophys. Res. 11: 301-317.
8. Guigné, J.Y., Rukavina, N., Hunt, P.H., and Ford, J.S. 1991. An acoustic parametric array for measuring the thickness and stratigraphy of contaminated sediments. J. Great Lakes Res. 17: 120-131.
9. Guigné, J.Y., Schwinghamer, P., Liu, P.Q., and Chin, V.H. 1993. High resolution and broadband processing of acoustic images of the marine benthos. In Proceedings of the Institute of Acoustics International Conference, Bath, U.K., 14-16 April, 1993. Vol. 15. Part 2. Acoustic Classification and Mapping of the Seabed. Bath University, Bath, U.K. pp. 237-252.
10. Jaggi, S., Quattrochi, D.A., and Lam, N.S.-N. 1993. Implementation and operation of three fractal measurement algorithms for analysis of remote-sensing data. Comput. Geosci. 19: 745-767.
11. Kaye, B.H. 1989. A random walk through fractal dimensions. VCH Verlagsgesellschaft, Weinheim, Germany.
12. Kranenburg, C. 1994. The fractal structure of cohesive sediment aggregates. Estuarine Coastal Shelf Sci. 39: 451-460.
13. Lewis, C.F.M., and Woodworth-Lynas, C.M.T. 1990. Ice source. In Geology of the continental margin of eastern Canada. Geology of Canada No. 2. Edited by M.I. Keen and G.L. Williams. Geological Survey of Canada, Ottawa, Ont. pp. 785-793.
14. Lu, S.Z., and Hellawell, A. 1994. An application of fractal geometry to complex microstructures. Acta Metall. Mater. 42: 4035-4047.
15. Malinverno, A. 1990. A simple method to estimate the fractal dimension of a self-affine series. Geophys. Res. Lett. 17: 1953-1956.
16. Mandelbrot, B.B. 1982. The fractal geometry of nature. W.H. Freeman, San Francisco, Calif.
17. Meilen, R.H., and Moffett, M.B. 1978. A numerical method for calculating the nearfield of a parametric acoustic source. J. Acoust. Soc. Am. 63: 1622-1624.
18. Messieh, S.N., Rowell, T.W., Peer, D.L., and Cranford, P.J. 1991. The effects of trawling, dredging, and ocean dumping on the eastern Canadian continental shelf seabed. Cont. Shelf Res. 11: 1237-1263.
19. Meyer, K., Lorenz, P., Bohlkuhn, B., and Klobes, P. 1994. Porous solids and their characterization. Cryst. Res. Technol. 29:903-930.
20. Minitab Inc. 1993. Minitab reference manual, release 9 for Windows. Sewers Printing Co., Lebanon, Pa.
21. Moffett, M.B., and Meilen, R.H. 1977. Model for parametric acoustic sources. J. Acoust. Soc. Am. 61: 325-337.
22. Pelegrì, S.P., and Blackburn, T.H. 1994. Bioturbation effects of the amphipod Corophium volutator on microbial nitrogen transformations in marine sediments. Mar. Biol. (Berlin), 121: 253-258.
23. Rhoads, D.C. 1974. Organism-sediment relations on the muddy sea floor. Oceanogr. Mar. Biol. Annu. Rev. 12: 263-300.
24. Rowell, T.W., Chin-Yee, M., Steeves, G., Vass, W.P., Reimer, D., and Vine, R. 1994. Development and operational characteristics of a video augmented benthic grab and epibenthic sled. Report presented to ICES Working Group on the Ecosystem Effects of Fishing Activities, Copenhagen, 20-27 April, 1994, and to the Benthos Ecology Working Group, Yerseke, 10-13 May, 1994. Available from T.W. Rowell, Habitat Ecology Section, Bedford Institute of Oceanography, P.O. Box 1006, Dartmouth, NS B2Y 4A2, Canada.
25. Rowell, T.W., Schwinghamer, P., Gilkinson, K., Gordon, D.C., Jr., Hartgers, E., Hawryluk, M., McKeown, D.L., Prena, J., Vass, W., and Woo, P. 1996. Investigating the impact of otter trawling on benthic communities of the Grand Bank. Can. Tech. Rep. Fish. Aquat. Sci. In press.
26. Urick, R.J. 1975. Principles of underwater sound. McGraw-Hill, New York.
27. Westervelt, P.J. 1963. Parametric acoustic array. J. Acoust. Soc. Am. 35: 535-537.
28. Willette, J.G., and Moffett, M.B. 1977. Harmonics of the difference frequency in saturated-limited parametric sources. J. Acoust. Soc. Am. 62: 1377-1381.
29. Wilson, D.K. 1993.Relaxation-matched modeling of propagation through porous media, including fractal pore structure. J. Acoust. Soc. Am. 94: 1136-1145.