Electroreception in G. carapo: Detection of changes in waveform of the electrosensory signals

Journal of Experimental Biology

Volumn 206, Issue 6, 2003, Pages 989-998

  Aguilera, Pedro A ^a   Caputi, Angel A ^a  

^a UNIVERSIDAD DE LA REPÚBLICA   (Uruguay)

Author keywords

Electric fish; Electric image; Electrosensory; Feature discrimination; Gymnotus carapo

Indexed keywords

ANIMAL; ARTICLE; ELECTRIC ORGAN; ELECTROPHYSIOLOGY; GYMNOTIFORMES; IMPEDANCE; ORIENTATION; PHYSIOLOGY; SENSATION; SENSORY RECEPTOR;

ANIMALS; ELECTRIC IMPEDANCE; ELECTRIC ORGAN; ELECTROPHYSIOLOGY; GYMNOTIFORMES; ORIENTATION; RECEPTORS, SENSORY; SENSATION;

ANIMALIA; ELECTRIC FISH; GYMNOTIFORMES; GYMNOTUS; GYMNOTUS CARAPO;

EID: 0037353257     PISSN: 00220949     EISSN: None     Source Type: Journal    
DOI: 10.1242/jeb.00198     Document Type: Article

References (38)

1. Aguilera, P. A., Castelló, M. E. and Caputi, A. A. (2001). Electroreception in Gymnotus carapo: differences between self-generated and conspecific-generated signal carriers. J. Exp. Biol. 204, 185-198.
2. Assad, C., Rasnow, B. and Stoddard, P. K. (1999). Electric organ discharges and electric images during electrolocation. J. Exp. Biol. 202, 1185-1193.
3. Bastian, J. (1976). Frequency response characteristics of electroreceptors in weakly electric fish (Gymnotidei) with a pulse discharge. J. Comp. Physiol. A 112, 165-180.
4. Bastian, J. (1977). Variations in the frequency response of electroreceptors dependent on receptors location in weakly electric fish (Gymnotidei) with a pulse discharge. J. Comp. Physiol. A 121, 53-64.
5. Bastian, J. (1986). Electrolocation: Behavior, Anatomy, and Physiology. In Electroreception (ed. T. H. Bullock and W. Heiligenberg), pp. 577-612. New York: Wiley.
6. Bell, C. C. (1990). Mormyromast electroreceptor organs and their afferent fibers in mormyrid fish. III. Physiological differences between two morphological types of fibers. J. Neurophysiol. 63, 319-332.
7. Budelli, R. and Caputi, A. A. (2000). The electric image in weakly electric fish. Perception of objects of complex impedance. J. Exp. Biol. 203, 481-492.
8. Bullock, T. H. (1969). Species differences in effect on electroreceptor input on electric organ pacemakers and other aspects of behaviour in electric fish. Brain Behav. Evol. 2, 85-118.
9. Caputi, A. A. (1999). The EOD of pulse gymnotiforms, from a single impulse to a complex electromotor pattern. J. Exp. Biol. 202, 1229-1241.
10. Caputi, A. and Budelli, R. (1995). The electric image in weakly electric fish: 1. A data-based model of waveform generation in Gymnotus carapo. J. Comput. Neurosci. 2, 131-147.
11. Caputi, A., Macadar, O. and Trujillo-Cenóz, O. (1989). Waveform generation in Gymnotus carapo. III. Analysis of the fish body as an electric source. J. Comp. Physiol. A 165, 361-370.
12. Caputi, A., Silva, A. and Macadar, O. (1993). Electric organ activation in Gymnotus carapo: spinal and peripheral mechanisms. J. Comp. Physiol. A 173, 227-232.
13. Castelló, M. E., Aguilera, P. A., Trujillo-Cenóz, O. and Caputi, A. A. (2000). Electroreception in Gymnotus carapo: pre-receptor processing and the distribution of electroreceptor types. J. Exp. Biol. 203, 3279-3287.
14. Castelló, M. E., Caputi, A. A. and Trujillo-Cenóz, O. (1998). Structural and functional aspects of the fast electrosensory pathway in the electrosensory lateral line lobe of the pulse fish Gymnotus carapo. J. Comp. Neurol. 401, 549-563.
15. Cotton, H. (1966). Principles of Electrical Technology. London: Sir Isaac Pitman and Sons Ltd.
16. Dye, J. C. and Meyer, J. H. (1986). Central control of the electric organ discharge in weakly electric fish. In Electroreception (ed. T. H. Bullock and W. Heiligenberg), pp. 577-612. New York: Wiley.
17. Heiligenberg, W. (1991). Neural Nets in Electric Fish. Cambridge: London MIT Press.
18. Heiligenberg, W. and Altes, R. (1978). Phase sensitivity in electroreception. Science 199, 1001-1004.
19. Hopkins, C. D. (1976). Stimulus filtering and electroreception: tuberous electroreceptors in three species of gymnotoid fish. J. Comp. Physiol. A 111, 171-200.
20. Hopkins, C. D. (1983). Functions and mechanisms in electroreception. In Fish Neurobiology (ed. R. G. Northcutt and R. E. Davis), pp. 215-259. Ann Arbor: University of Michigan Press.
21. Lissmann, H. W. (1951). Continuous electrical signals from the tail of a fish, Gymnarchus niloticus Cuv. Nature 167, 201-202.
22. Lissmann, H. W. (1958). On the function and evolution of electric organs in fish. J. Exp. Biol. 35, 156-191.
23. Lissmann, H. W. and Machin, K. E. (1958). The mechanism of object location in Gymnarchus niloticus and similar fish. J. Exp. Biol. 35, 451-486.
24. Meyer, J. H. (1982). Behavioral responses of weakly electric fish to complex impedances. J. Comp. Physiol. A 145, 459-470.
25. Moller, P. (1995). Electric Fishes. History and Behavior. London: Chapman and Hall.
26. Scheich, H., Bullock, T. H. and Hamstra, R. H. (1973). Coding properties of two classes of afferent nerve fibers: High frequency electroreceptors in the electric fish Eigenmannia. J. Neurophysiol. 36, 39-60.
27. Sicardi, A. E., Caputi, A. A. and Budelli, R. (2000). Physical basis of electroreception, Physica A 283, 86-93.
28. Szabo, T. (1967). Activity of peripheral and central neurons involved in electroreception. In Lateral Line Detectors (ed. P. Cahn), pp. 295-311. Bloomington: Indiana University Press.
29. Szabo, T. and Fessard, A. (1965). Le functionnement des électrorrècepteurs étudié ches les Mormyres. J. Physiol. Paris 57, 343-360.
30. von der Emde, G. (1990). Discrimination of objects through electrolocation in the weakly electric fish Gnathonemus petersii. J. Comp Physiol. A 167, 413-421.
31. von der Emde, G. (1993). The sensing of electric capacitances by weakly electric mormyrid fish: effects of water conductivity. J. Exp. Biol. 181, 157-173.
32. von der Emde, G. (1999). Active electrolocation of objects in weakly electric fish. J. Exp. Biol. 202, 1205-1215.
33. von der Emde, G. and Bell, C. (1994). Responses of cells in the mormyrid electrosensory lobe to EODs with distorted waveforms: implications for capacitance detection. J. Comp. Physiol. A 175, 83-93.
34. von der Emde, G. and Ronacher, B. (1994). Perception of electric properties of objects in electrolocating weakly electric fish: Two-dimensional similarity scaling reveals a City-Block-Metric. J. Comp. Physiol. A 175, 801-812.
35. von der Emde, G. and Bleckmann, H. (1997). Waveform tuning of electroreceptor cells in weakly electric fish Gnathonemus petersii. J. Comp. Physiol. A 181, 511-524.
36. Watson, D. and Bastian, J. (1979). Frequency response characteristics of electroreceptors in the weakly electric fish Gymnotus carapo. J. Comp. Physiol. A 134, 191-202.
37. Werner, G. (1980). The study of sensation in physiology: psychophysical and neurophysiological correlations. In Medical Physiology (ed. V. B. Mountcastle), pp. 605-628. St Louis: The C.V. Mosby Company.
38. Yager, D. D. and Hopkins, C. D. (1993). Directional characteristics of tuberous electrorreceptors in the weakly electric fish Hypopomus (Gymnotiformes). J. Comp. Physiol. A 143, 401-414.