Limited effects of a keystone species: Trends of sea otters and kelp forests at the Semichi Islands, Alaska

Marine Ecology Progress Series

Volumn 199, Issue , 2000, Pages 271-280

  Konar, Brenda ^a,b  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b UNIVERSITY OF ALASKA FAIRBANKS   (United States)

Author keywords

Alaria fistulosa; Community structure; Enhydra lutris; Strongylocentrotus polyacanthus; Trophic interactions; Urchin barrens

Indexed keywords

COMMUNITY COMPOSITION; COMMUNITY STRUCTURE; KELP FOREST; MARINE MAMMAL;

ALASKA; SEMICHI ISLANDS; UNITED STATES;

ALARIA FISTULOSA; CARNIVORA; ECHINOIDEA; ENHYDRA LUTRIS; LUTRINAE; MAMMALIA; POLYACANTHUS; STRONGYLOCENTROTUS POLYACANTHUS;

EID: 0034717817     PISSN: 01718630     EISSN: None     Source Type: Journal    
DOI: 10.3354/meps199271     Document Type: Article

References (37)

1. Andrew NL, Underwood AJ (1993) Density-dependent foraging in the sea urchin Centrostephanus rodgersii on shallow subtidal reefs in New South Wales, Australia. Mar Ecol Prog Ser 99:89-98
2. Arnold DC (1976) Local denudation of the sublittoral fringe by the green sea urchin, Strongylocentrotus droebachiensis (O. F. Muller). Can Field-Nat 90:186-187
3. Chapman ARO (1981) Stability of sea urchin dominated barren grounds following destructive grazing of kelp in St. Margaret's Bay, Eastern Canada. Mar Biol 62:307-311
4. Dean TA, Schroeter SC, Dixon JD (1984) Effects of grazing by two species of sea urchins (Strongylocentrotus franciscanus and Lytechinus anamesus) on recruitment and survival of two species of kelp (Macrocystis pyrifera and Pterygophora californica). Mar Biol 78:301-313
5. Dean TA, Bodkin JL, Jewett SC, Monson DH, Jung D (2000) Changes in sea urchins and kelp following a reduction in sea otter density as a result of the Exxon Valdez oil spill. Mar Ecol Prog Ser 199:281-291
6. Ebeling AW, Laur DR, Rowley RJ (1985) Severe storm disturbances and reversal of community structure in a southern California kelp forest. Mar Biol 84:287-294
7. Estes JA (1977) Population estimates and feeding behavior of sea otters. In: Merritt ML, Fuller RJ (eds) The environment of Amchitka Island, Alaska. US Energy Research and Development Administration, Springfield, VA, p 526
8. Estes JA (1990) Growth and equilibrium in sea otter populations. J Anim Ecol 59:385-401
9. Estes JA, Duggins DO (1995) Sea otters and kelp forests in Alaska: generality and variation in a community ecological paradigm. Ecol Monogr 65:75-100
10. Estes JA, Palmisano JF (1974) Sea otters: their role in structuring nearshore communities. Science 185:1058-1060
11. Estes JA, Smith NS, Palmisano JF (1978) Sea otter predation and community organization in the western Aleutian Islands, Alaska. Ecology 59:822-833
12. Estes JA, Jameson RJ, Johnson AM (1981) Food selection and some foraging tactics of sea otters. In: Chapman JA, Pursley D (eds) Worldwide Fubearer Conference Proceedings, Vol 1. University of Maryland Press, Baltimore, MD, p 606-641
13. Estes JA, Tinker MT, Williams TM, Doak DF (1998) Killer whale predation on sea otters linking oceanic and nearshore ecosystems. Science 282:473-476
14. Estes JA, Konar BK, Tinker MT (1999) Sea otter population biology and subtidal community ecology at Shemya Island, Alaska. Final report for Department of Defense Legacy Project Nos. 9401280 and 9510014
15. Foster MS (1990) Organization of macroalgal assemblages in the Northeast Pacific: the assumption of homogeneity and the illusion of generality. Hydrobiologia 192:21-33
16. Fretwell SD (1987) Food chain dynamics: a central theory in ecology? Oikos 50:291-301
17. Harrold C, Pearse JS (1987) The ecological role of echinoderms in kelp forests. In: Jangoux M, Lawrence JM (eds) Echinoderm studies. AA Balkema, Rotterdam, p 137-233
18. Harrold C, Reed DC (1985) Food availability, sea urchin grazing, and kelp forest community structure. Ecology 66: 1160-1169
19. Hunter MD, Price PW (1992) Playing chutes and ladders: heterogeneity and the relative roles of bottom-up and top-down forces in natural communities. Ecology 73:724-732
20. Kenyon KW (1969) The sea otter in the eastern Pacific Ocean. N Am Fauna 68:1-352
21. Lebednick PA, Palmisano JF (1977) Ecology of marine algae. In: Merritt ML, Fuller RJ (eds) The environment of Amchitka Island, Alaska, US Energy Research and Development Administration, Springfield, VA, p 353-393
22. McCann K, Hastings A, Huxel GR (1998) Weak trophic interactions and the balance of nature. Nature 395:794-798
23. Menge BA, Berlow EL, Blanchette CA, Navarrette SA, Yamada SB (1994) The keystone species concept: variation in interaction strength in a rocky intertidal habitat. Ecol Monogr 64:249-286
24. Mills SL, Soule ME, Doak DF (1993) The keystone-species concept in ecology and conservation. Bioscience 43: 219-224
25. Paine RT (1969) A note on trophic complexity and community stability. Am Nat 103:91-93
26. Paine RT (1974) Intertidal community structure: experimental studies on the relationship between a dominant competitor and its principal predator. Oecologia 15:93-120
27. Paine RT (1992) Food-web analysis through field measurement of per capita interaction strength. Nature 355:73-75
28. Power ME (1992) Top-down and bottom-up forces in food webs: do plants have primacy? Ecology 73:733-746
29. Power ME, Tilman D, Estes JA, Menge BA, Bond WJ, Mills LS, Daily G, Castilla JC, Lubchenco J, Paine RT (1996) Challenges in the quest for keystones. Bioscience 46: 609-620
30. Robles CD (1997) Changing recruitment in constant species assemblages: implications for predation theory in intertidal communities. Ecology 78:1400-1414
31. Robles CD, Sherwood-Stephens R, Alvarado M (1995) Responses of a key intertidal predator to varying recruitment of its prey. Ecology 76:565-579
32. Schiel DR (1982) Selective feeding by the echinoid, Evichinus chloroticus and the removal of plants from subtidal algal stands in northern New Zealand. Oecologia 54:379-388
33. Tinker T, Estes JA (1996) The population ecology of sea otters at Adak Island, Alaska. Final Report (12/96) Natural Resources Section/Code 23/KL Engineering Field Activity, NW Naval Facilities Engineering Command, Poulsbo, Washington
34. Udevitz MS, Bodkin JL, Costa DP (1995) Detection of sea otters in boat-based surveys of Prince William Sound, Alaska. Mar Mamm Sci 11:59-71
35. VanBlaricom GR, Estes JA (1988) The community ecology of Sea Otters. Springer-Verlag, Berlin
36. Watanabe JM, Harrold C (1991) Destructive grazing by sea urchins Strongylocentrotus spp. in a central California kelp forest: potential roles for recruitment, depth, and predation. Mar Ecol Prog Ser 71:125-141
37. Watson J (1993) The effects of sea otter (Enhydia lutris) foraging on shallow rocky communities off northwestern Vancouver Island, British Columbia. PhD thesis, University of California, Santa Cruz, CA