Waiting reveals waning weight: Monitoring over 54 years shows a decline in body condition of a long-lived reptile (tuatara, Sphenodon punctatus)

Biological Conservation

Volumn 135, Issue 2, 2007, Pages 181-188

  Moore, Jennifer A ^a   Hoare, Joanne M ^a   Daugherty, Charles H ^a   Nelson, Nicola J ^a  

^a VICTORIA UNIVERSITY OF WELLINGTON   (New Zealand)

Author keywords

Body condition; Conservation management; Density dependent; Long term monitoring; Phenotypic plasticity; Sphenodontidae

Indexed keywords

BIOMONITORING; BODY CONDITION; ECOSYSTEM MANAGEMENT; ENDANGERED SPECIES; FITNESS; MARK-RECAPTURE METHOD; MORPHOLOGY; POPULATION DYNAMICS; REPTILE;

AUSTRALASIA; MARLBOROUGH; NEW ZEALAND; SOUTH ISLAND; STEPHENS ISLAND;

REPTILIA; SPHENODON PUNCTATUS; SPHENODONTIDAE;

EID: 33845474990     PISSN: 00063207     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.biocon.2006.10.029     Document Type: Article

References (59)

1. Adler G.H., and Levins R. The island syndrome in rodent populations. Quarterly Review of Biology 69 (1994) 473-490
2. Akaike H. Information Theory as an Extension of the Maximum Likelihood Principle (1973), Academiai Kiado, Budapest
3. Anderson A. Was Rattus exulans in New Zealand 2000 years ago? AMS radiocarbon ages from Shag River Mouth. Archaelogy In Oceania 31 (1996) 178-184
4. Antworth R.L., Pike D.A., and Stiner J.C. Nesting ecology, current status, and conservation of sea turtles on an uninhabited beach in Florida, USA. Biological Conservation 130 (2006) 10-15
5. Balazs G.H., and Chaloupka M. Thirty-year recovery trend in the once depleted Hawaiian green sea turtle stock. Biological Conservation 117 (2004) 491-498
6. Benton M.J. Vertebrate Palaeontology. second ed. (2000), Blackwell Science, London, England
7. Blaustein A.R., Wake D.B., and Sousa W.P. Amphibian declines: judging stability, persistence, and susceptibility of populations to local and global extinctions. Conservation Biology 8 (1994) 60-71
8. Blossey B. Before, during and after: the need for long-term monitoring in invasive plant species management. Biological Invasions 1 (1999) 301-311
9. Bradshaw C.J.A., Davis L.S., Lalas C., and Harcourt R.G. Geographic and temporal variation in the condition of pups of the New Zealand fur seal (Arctocephalus forsteri): evidence for density dependence and differences in the marine environment. Journal of Zoology 252 (2000) 41-51
10. Brown D. Stephens Island: Ark of the Light (2000), Cloudybay Publishing, Blenheim, New Zealand
11. Brown J.H., Whitham T.G., Ernest S.K.M., and Gehring C.A. Complex species interactions and the dynamics of ecological systems: Long-term experiments. Science 293 (2001) 643-650
12. Burnham K.P., and Anderson D.R. Model Selection and Inference. A Practical Information-Theoretic Approach (1998), Springer-Verlag Inc., New York, USA
13. Carmichael C.K., Gillingham J.C., and Keall S.N. Feeding ecology of the tuatara (Sphenodon punctatus) on Stephens Island based on niche diversification. New Zealand Journal of Zoology 16 (1989) 269
14. Chaloupka M. Stochastic simulation modelling of southern Great Barrier Reef green turtle population dynamics. Ecological Modelling 148 (2002) 79-109
15. Chamaille-Jammes S., Massot M., Aragon P., and Clobert J. Global warming and positive fitness response in mountain populations of common lizards Lacerta vivipara. Global Change Biology 12 (2006) 392-402
16. Chapman C.A., Balcomb S.R., Gillespie T.R., Skorupa J.P., and Struhsaker T.T. Long-term effects of logging on African primate communities: a 28-year comparison from Kibale National Park, Uganda. Conservation Biology 14 (2000) 207-217
17. Connell J.H., and Green P.T. Seedling dynamics over thirty-two years in a tropical rain forest tree. Ecology 81 (2000) 568-584
18. Connell J.H., Hughes T.E., Wallace C.C., Tanner J.E., Harms K.E., and Kerr A.M. A long-term study of competition and diversity of corals. Ecological Monographs 74 (2004) 179-210
19. Cree A., and Butler D. Tuatara Recovery Plan (Sphenodon spp.). Threatened Species Recovery Plan Series vol. 9 (1993), Department of Conservation, Wellington, New Zealand
20. Cree A., Cockrem J.F., and Guillette Jr. L.J. Reproductive cycles of male and female tuatara (Sphenodon punctatus) on Stephens Island, New Zealand. Journal of Zoology 226 (1992) 199-217
21. Cree A., Daugherty C.H., Schafer S.F., and Brown D. Nesting and clutch size of tuatara (Sphenodon guntheri) on North Brother Island, Cook Strait. Tuatara 31 (1991) 9-16
22. Dawbin W.H. The tuatara in its natural habitat. Endeavour 21 (1962) 16-24
23. Dawbin W.H. The Tuatara, Sphenodon punctatus: Aspects of Life History, Growth and Longevity. In: Newman D.G. (Ed). New Zealand Herpetology (1982), New Zealand Wildlife Service, Wellington 237-250
24. Dawbin W.H. The Tuatara, Sphenodon punctatus (Reptilia: Rhynchocephalia): a Review. In: Newman D.G. (Ed). New Zealand Herpetology (1982), New Zealand Wildlife Service, Wellington 149-181
25. Denardo D.F., and Sinervo B. Effects of steroid-hormone interaction on activity and home-range size of male lizards. Hormones and Behavior 28 (1994) 273-287
26. Doughty P., and Shine R. Reproductive energy allocation and long-term energy stores in a viviparous lizard (Eulamprus tympanum). Ecology 79 (1998) 1073-1083
27. Dufty A.M., Clobert J., and Moller A.P. Hormones, developmental plasticity and adaptation. Trends in Ecology & Evolution 17 (2002) 190-196
28. Dunn P.O., and Winkler D.W. Climate change has affected the breeding date of tree swallows throughout North America. Proceedings of the Royal Society of London B 266 (1999) 2487-2490
29. Elliott J.M., Hurley M.A., and Elliott J.A. Variable effects of droughts on the density of a sea-trout Salmo trutta population over 30 years. Journal of Applied Ecology 34 (1997) 1229-1238
30. Goff M.L., Loomis R.B., and Ainsworth R. Redescription of Neotrombicula naultini (Dumbleton, 1947) and description of two new species of chiggers from New Zealand (Acari: Trombiculidae). New Zealand Journal of Zoology 14 (1987) 385-390
31. Green A.J. Mass/length residuals: measures of body condition or generators of spurious results?. Ecology 82 (2001) 1473-1483
32. Hare K.M., and Cree A. Natural history of Hoplodactylus stephensi (Reptilia: Gekkonidae) on Stephens Island, Cook Strait, New Zealand. New Zealand Journal of Ecology 29 (2005) 137-142
33. Hoare J., Pledger S., Keall S.N., Nelson N.J., Mitchell N.J., and Daugherty C.H. Conservation implications of a long term decline in body condition of the Brothers Island tuatara, Sphenodon guntheri. Animal Conservation 9 (2006) 456-462
34. Holdaway R.N., and Worthy T.H. A reappraisal of the late Quaternary fossil vertebrates of Pyramid Valley Swamp, north Canterbury, New Zealand. New Zealand Journal of Zoology 29 (1997) 69-121
35. Hughes T.P., and Connell J.H. Multiple stressors on coral reefs: a long-term perspective. Limnology and Oceanography 44 (1999) 932-940
36. Iverson J.B., Converse S.J., Smith G.R., and Valiulis J.M. Long-term trends in the demography of the Allen Cays Rock Iguana (Cyclura cychlura inornata): Human disturbance and density-dependent effects. Biological Conservation 132 (2006) 300-310
37. Ketterson E.D., and Nolan V. Hormones and life histories - an integrative approach. American Naturalist 140 (1992) S33-S62
38. Likens G.E. Long-Term Studies in Ecology: Approaches and Alternatives (1989), Springer-Verlag, New York, USA
39. Madsen T., and Shine R. Conflicting conclusions from long-term versus short-term studies on growth and reproduction of a tropical snake. Herpetologica 57 (2001) 147-156
40. Mitsch W.J., and Wilson R.F. Improving the success of wetland creation and restoration with know-how, time, and self-design. Ecological Applications 6 (1996) 77-83
41. Moore I.T., Lerner J.P., Lerner D.T., and Mason R.T. Relationships between annual cycles of testosterone, corticosterone, and body condition in male red-spotted garter snakes, Thamnophis sirtalis concinnus. Physiological and Biochemical Zoology 73 (2000) 307-312
42. Nelson N.J., Keall S.N., Brown D., and Daugherty C.H. Establishing a new wild population of tuatara (Sphenodon guntheri). Conservation Biology 16 (2002) 887-894
43. Nelson N.J., Thompson M.B., Pledger S., Keall S.N., and Daugherty C.H. Do TSD, sex ratios, and nest characteristics influence the vulnerability of tuatara to global warming?. International Congress Series 1275 (2004) 250-257
44. Newman D.G., Watson P.R., and McFadden I. Egg production by tuatara on Lady Alice and Stephens Island, New Zealand. New Zealand Journal of Zoology 21 (1994) 387-398
45. Schulte-Hostedde A.I., Millar J.S., and Hickling G.J. Evaluating body condition in small mammals. Canadian Journal of Zoology 79 (2001) 1021-1029
46. Schulte-Hostedde A.I., Zinner B., Millar J.S., and Hickling G.J. Restitution of mass-size residuals: validating body condition indices. Ecology 86 (2005) 155-163
47. Shine R., LeMaster M.P., Moore I.T., Olsson M.M., and Mason R.T. Bumpus in the snake den: effects of sex, size, and body condition on mortality of red-sided garter snakes. Evolution 55 (2001) 598-604
48. Sumner J., Moritz C., and Shine R. Shrinking forest shrinks skink: morphological change in response to rainforest fragmentation in the prickly forest skink (Gnypetoscincus queenslandiae). Biological Conservation 91 (1999) 159-167
49. Thomas C.D., Wilson R.J., and Lewis O.T. Short-term studies underestimate 30-generation changes in a butterfly metapopulation. Proceedings of the Royal Society of London B 269 (2002) 563-569
50. Tinkle D.W. Long-term field studies. Bioscience 20 (1979) 717
51. Troeng S., and Rankin E. Long-term conservation efforts contribute to positive green turtle Chelonia mydas nesting trend at Tortuguero, Costa Rica. Biological Conservation 121 (2005) 111-116
52. Tyrrell C.L., and Cree A. Relationships between corticosterone concentration and season, time of day and confinement in a wild reptile (tuatara, Sphenodon punctatus). General and Comparative Endocrinology 110 (1998) 97-108
53. Visser M.E., van Noordwijk A.J., Tinbergen J.M., and Lessells C.M. Warmer springs lead to mistimed reproduction in great tits (Parus major). Proceedings of the Royal Society of London B 265 (1998) 1867-1870
54. Wada M. Effects of sex steroids on calling, locomotor activity, and sexual behavior in castrated male Japanese quail. Hormones and Behavior 16 (1982) 147-157
55. Walther G.R., Post E., Convey P., Menzel A., Parmesan C., Beebee T.J.C., Fromentin J.M., Hoegh-Guldberg O., and Bairlein F. Ecological responses to recent climate change. Nature 416 (2002) 389-395
56. Westemeier R.L., Brawn J.D., Simpson S.A., Esker T.L., Jansen R.W., Walk J.W., Kershner E.L., Bouzat J.L., and Paige K.N. Tracking the long-term decline and recovery of an isolated population. Science 282 (1998) 1695-1698
57. Williamson M. Long-term studies in ecology: approaches and alternatives. Journal of Animal Ecology 59 (1990) 381
58. Wooller R.D., Bradley J.S., and Croxall J.P. Long-term population studies of seabirds. Trends in Ecology & Evolution 7 (1992) 111-114
59. Yoccoz N.G., Nichols J.D., and Boulinier T. Monitoring of biological diversity in space and time. Trends in Ecology & Evolution 16 (2001) 446-453