Physiological effects of tourism and associated food provisioning in an endangered iguana

Conservation Physiology

Volumn 1, Issue 1, 2013, Pages

  Knapp, Charles R ^a   Hines, Kirsten N ^b   Zachariah, Trevor T ^c   Perez Heydrich, Caro ^d   Iverson, John B ^e   Buckner, Sandra D ^b   Halach, Shelley C ^a   Lattin, Christine R ^f   Romero, L Michael ^f  

^a Shedd Aquarium Daniel P Haerther Center for Conservation and Research   (United States)

^b Brevard Zoo ^*  (Bahamas)

^c Brevard Zoo   (United States)

^d MEREDITH COLLEGE   (United States)

^e EARLHAM COLLEGE   (United States)

^f TUFTS UNIVERSITY   (United States)

Author keywords

Bahamas; Biochemistry; Corticosterone; Cyclura cychlura; Ecotourism; Nutrition

Indexed keywords

EID: 84983540142     PISSN: None     EISSN: 20511434     Source Type: Journal    
DOI: 10.1093/conphys/cot032     Document Type: Article

References (69)

1. Allen ME, Oftedal OT (2003) Nutrition in captivity. In ER Jacobson, ed, Biology, Husbandry, and Medicine of the Green Iguana. Krieger Publishing, Malabar, pp 47-74.
2. Amo L, López P, Martín J (2006) Ecotourism as a form of predation risk affects body condition and health state of Podarcis muralis lizards. Biol Conserv 131: 402-409.
3. Arneberg P, Skorping A, Grenfell B, Read AF (1998) Host densities as determinants of abundance in parasite communities. Proc R Soc Lond B Biol Sci 265: 1283-1289.
4. Auffenberg W (1982) Feeding strategy of the Caicos ground iguana, Cyclura carinata. In GM Burghardt, AS Rand, eds, Iguanas of the World. Noyes Publications, Park Ridge, pp 84-116.
5. Ballouard JM, Provost G, Barre D, Bonnet X (2012) Influence of a field trip on the attitude of schoolchildren toward unpopular organisms: an experience with snakes. J Herpetol 46: 23-428.
6. Barboza NN, Panseri AF, Mussart NB, Koza GA, Coppo JA (2011) Nutritional indicators variations in "yacares" (Caiman latirostris) fed on different diets in a hatchery from Chaco, Argentina. Rev Vet 22: 43-51.
7. Benjamini Y, Hochberg Y (1995) Controlling the false discovery rate: a practical and powerful approach to multiple testing. J R Stat Soc B Met 57: 289-300.
8. Blair D (2000) Cyclura cychlura ssp. inornata. In IUCN 2012. IUCN Red List of Threatened Species. Version 2012.1. www.iucnredlist.org. (last accessed 1 August 2013).
9. Campbell TW (1996) Clinical pathology. In DR Mader, ed, Reptile Medicine and Surgery. W.B. Saunders, Philadelphia, pp 248-257.
10. Cartland LK, Cree A, Sutherland WHF, Grimmond NM, Skeaff CM (1994) Plasma concentration of total cholesterol and triacylglycerol in wild and captive juvenile tuatara (Sphenodon punctatus). N Z J Zool 21: 399-406.
11. Cotter SC, Simpson SJ, Raubenheimer D, Wilson K (2011) Macronutrient balance mediates trade-offs between immune function and life history traits. Funct Ecol 25: 186-198.
12. Cyr NE, Romero LM (2009) Identifying hormonal habituation in field studies of stress. Gen Comp Endocrinol 161: 295-303.
13. Diaz-Figueroa O, Mitchell MA (2006) Gastrointestinal anatomy and physiology. In DR Mader, ed, Reptile Medicine and Surgery, Ed 2. W.B. Saunders, Philadelphia, pp 145-162.
14. Dunkley L, Cattet MRL (2003) A Comprehensive Review of the Ecological and Human Social Effects of Artificial Feeding and Baiting of Wildlife. Canadian Cooperative Wildlife Health Center, Saskatchewan, Saskatoon.
15. Ellenberg U, Setiawan AN, Cree A, Houston DM, Seddon PJ (2007) Elevated hormonal stress response and reduced reproductive output in Yellow-eyed penguins exposed to unregulated tourism. Gen Comp Endocrinol 152: 54-63.
16. Foroughirad V, Mann J (2013) Long-term impacts of fish provisioning on the behavior and survival of wild bottlenose dolphins. Biol Conserv 160: 242-249.
17. Fowler GS (1999) Behavioral and hormonal responses of Magellanic penguins (Spheniscus magellanicus) to tourism and nest site visitation. Biol Conserv 90: 143-149.
18. French SS, Matt KS, Moore MC (2006) The effects of stress on wound healing in male tree lizards (Urosaurus ornatus). Gen Comp Endocrinol 145: 128-132.
19. French SS, DeNardo DF, Greives TJ, Strand CR, Demas GE (2010) Human disturbance alters endocrine and immune responses in the Galapagos marine iguana (Amblyrhynchus cristatus). Horm Behav 58: 792-799.
20. French SS, González-Suárez M, Young JK, Durham S, Gerber LR (2011) Human disturbance influences reproductive success and growth rate in California sea lions (Zalophus californianus). PLoS One 6: e17686.
21. Frid A, Dill LM (2002) Human-caused disturbance stimuli as a form of predation risk. Conserv Ecol 6: 11. http://www.consecol.org/vol6/iss1/art11.
22. Hammerschlag N, Gallagher AJ, Wester J, Luo J, Ault JS (2012) Don't bite the hand that feeds: assessing ecological impacts of provisioning ecotourism on an apex marine predator. Funct Ecol 26: 567-576.
23. Hendrix CM (2002) Laboratory Procedures for Veterinary Technicians, Ed 4. Mosby, St Louis.
24. Hines KN, Knapp CR, Zachariah TT, Iverson JB, Smith GR (2010) Cyclura cychlura inornata (Allen Cays Rock Iguana). Paraphimosis and prolapsed cloaca. Herpetol Rev 41: 77-78.
25. Hines KN (2011) Effects of ecotourism on endangered Northern Bahamian Rock Iguanas (Cyclura cychlura). Herpetol Conserv Biol 6: 250-259.
26. IRCF (International Reptile Conservation Foundation) (2009) News briefs: Visitors arrested in the Exuma Cays for killing iguanas. Rept Amph 16: 60-61.
27. Iverson JB (1982) Adaptations to herbivory in iguanine lizards. In GM Burghardt, AS Rand, eds, Iguanas of the World. Noyes Publications, Park Ridge, pp 60-76.
28. Iverson JB (1985) Iguanas as seed dispersers? J Herpetol 19: 292-293.
29. Iverson JB, Smith GR, Pieper L (2004a) Factors affecting long-term growth of the Allen Cays rock iguana in the Bahamas. In AC Alberts, RL Carter, WK Hayes, EP Martins, eds, Iguanas: Biology and Conservation. University of California Press, Berkley, pp. 176-192.
30. Iverson JB, Hines KN, Valiulis JM (2004b) The nesting ecology of the Allen Cays rock iguana, Cyclura cychlura inornata in the Bahamas. Herpetol Monogr 18: 1-36.
31. Iverson JB, Knapp CR, Hines KN, Pasachnik SA, Pieper L (2011) Cyclura cychlura inornata (Allen Cays Rock Iguana). Mortality. Herpetol Rev 42: 274.
32. Jacobson ER (2007) Infectious Diseases and Pathology of Reptiles. CRC Press, Boca Raton.
33. James SB, Iverson J, Greco V, Raphael BL (2006) Health assessment of Allen Cays Rock Iguana, Cyclura cychlura inornata. J Herpetol Med Sur 16: 93-98.
34. Jessop TS, Smissen P, Scheelings F, Dempster T (2012) Demographic and phenotypic effects of human mediated trophic subsidy on a large Australian lizard (Varanus varius): meal ticket or last supper? PLoS One 7: e34069.
35. Kane KK, Corwin RM, Boever WJ (1976) Impaction due to oxyurid infection in a Fiji Island iguana. Vet Med Small Anim Clin 71: 183-184.
36. Knapp CR (2000) Home range and intraspecific interactions of a translocated iguana population (Cyclura cychlura inornata Barbour and Noble). Caribb J Sci 36: 250-257.
37. Knapp CR (2004) Ecotourism and its potential impacts on iguana conservation in the Caribbean. In AC Alberts, RL Carter, WK Hayes, EP Martins, eds, Iguanas: Biology and Conservation. University of California Press, Berkley, pp 290-301.
38. Knapp CR, Buckner SD (2004) Cyclura cychlura ssp. figginsi. In IUCN 2012. IUCN Red List of Threatened Species. Version 2012.1. www.iucnredlist.org. (last accessed 1 August 2013).
39. Lord A, Waas JR, Innes J, Whittingham MJ (2001) Effects of human approaches to nests of northern New Zealand Dotterels. Biol Conserv 98: 233-240.
40. Lott DF, McCoy M (1995) Asian Rhinos Rhinoceros unicornis on the run? Impact of tourist visits on one population. Biol Conserv 73: 23-26.
41. Lung NP (2012) Health and medical management. In JM Lemm, AC Alberts, eds, Cyclura: Natural History, Husbandry, and Conservation of West Indian Rock Iguanas. Elsevier, London, pp 147-174.
42. Maljkovic A, Côté IM (2011) Effects of tourism-related provisioning on the trophic signatures and movement patterns of an apex predator, the Caribbean reef shark. Biol Conserv 144: 859-865.
43. Malone CL, Knapp CR, Taylor JF, Davis SK (2003) Genetic consequences of Pleistocene fragmentation: isolation, drift, and loss of diversity in rock iguanas (Cyclura). Conserv Genet 4: 1-15.
44. Meretsky VJ, Mannan RW (1999) Supplemental feeding regimes for Egyptian vultures in the Negev Desert, Israel. J Wildlife Manage 63: 107-115.
45. Miller M, Stone NJ, Ballantyne C, Bittner V, Criqui MH, Ginsberg HN, Goldberg AC, Howard WJ, Jacobson MS, Kris-Etherton PM et al. (2011) Triglycerides and cardiovascular disease: a scientific statement from the American Heart Association. Circulation 123: 2292-2333.
46. Moore IT, Jessop TS (2003) Stress, reproduction, and adrenocortical modulation in amphibians and reptiles. Horm Behav 43: 39-47.
47. Müllner A, Linsenmair KE, Wikelski M (2004) Exposure to ecotourism reduces survival and affects stress response in hoatzin chicks (Opisthocomus hoazin). Biol Conserv 118: 549-558.
48. Orams MB (2002) Feeding wildlife as a tourism attraction: a review of issues and impacts. Tourism Manage 23: 281-293.
49. Oro D, Cam E, Pradel R, Martínez-Abraín A (2004) Influence of food availability on demography and local population dynamics in a longlived seabird. Proc Biol Sci 271: 387-396.
50. Plummer KE, Bearhop S, Leech DI, Chamberlain DE, Blount JD (2013) Fat provisioning in winter impairs egg production during the following spring: a landscape-scale study of blue tits. J Anim Ecol 82: 673-682.
51. R Development Core Team (2011) R. A Language and Environment for Statistical Computing. R Foundation for Statistical Computing, Austria.
52. Robb GN, McDonald RA, Chamberlain DA, Bearhop S (2008) Food for thought: supplementary feeding as a driver of ecological change in avian populations. Front Ecol Environ 6: 476-484.
53. Rode KD, Farley SD, Fortin J, Robbins CT (2007) Nutritional consequences of experimentally introduced tourism in brown bears. J Wildlife Manage 71: 929-939.
54. Romero LM, Wikelski M (2002) Exposure to tourism reduces stressinduced corticosterone levels in Galápagos marine iguanas. Biol Conserv 108: 371-374.
55. Romero LM, Reed JM (2005) Collecting baseline corticosterone samples in the field: is under 3 min good enough? Comp Biochem Physiol A Mol Integr Physiol 140: 73-79.
56. Semeniuk CAD, Bourgeon S, Smith SL, Rothley KD (2009) Hematological differences between stingrays at tourist and non-visited sites suggest physiological costs of wildlife tourism. Biol Conserv 142: 1818-1829.
57. Simpson SJ, Raubenheimer D (2009) Macronutrient balance and lifespan. Aging 1: 875-880.
58. Smith GR, Iverson JB (2006) Changes in sex ratio over time in the endangered iguana Cyclura cychlura inornata. Can J Zool 84: 1522-1527.
59. Stevenson RD, Woods WA (2006) Condition indices for conservation: new uses for evolving tools. Integr Comp Biol 46: 1169-1190.
60. Thiel D, Jenni-Eiermann S, Braunisch V, Palme R, Jenni L (2008) Ski tourism affects habitat use and evokes a physiological stress response in capercaillie Tetrao urogallus: a new methodological approach. J Appl Ecol 45: 845-853.
61. USDA Nutrient Data Laboratory (2011) USDA National Nutrient Database for Standard Reference, Release 24. http://fnic.nal.usda.gov/food-composition/usda-nutrient-data-laboratory (last accessed 1 August 2013).
62. Viblanc VA, Bize P, Criscuolo F, Le Vaillant M, Saraux C, Pardonnet S, Gineste B, Kauffmann M, Prud'homme O, Handrich Y et al. (2012) Body girth as an alternative to body mass for establishing condition indexes in field studies: a validation in the King Penguin. Physiol Biochem Zool 85: 533-542.
63. Voigt GL, Swist SL (2011) Hematology Techniques and Concepts for Veterinary Technicians. John Wiley and Sons, Chichester.
64. Walpole MJ (2001) Feeding dragons in Komodo National Park: a tourism tool with conservation complications. Anim Conserv 4: 67-73.
65. Warbrick-Smith J, Behmer ST, Lee KP, Raubenheimer D, Simpson SJ (2006) Evolving resistance to obesity in an insect. Proc Natl Acad Sci USA 103: 14045-14049.
66. Weinrich M, Corbelli C (2009) Does whale watching in Southern New England impact humpback whale (Megaptera novaeangliae) calf production or calf survival? Biol Conserv 142: 2931-2940.
67. Wheeler E, Hong P, Cruz Bedon L, Mackie RI (2012) Carriage of antibioticresistant enteric bacteria varies among sites in Galápagos reptiles. J Wildlife Dis 48: 56-67.
68. Wingfield JC, Vleck CM, Moore MC (1992) Seasonal changes of the adrenocortical response to stress in birds of the Sonoran Desert. J Exp Zool 264: 419-428.
69. Zeppel H (2008) Education and conservation benefits of marine wildlife tours: developing free-choice learning experiences. J Environ Educ 39: 3-18.