Roff JC, Taylor ME, Laughren J (2003) Geophysical approaches to the classification, delineation
and monitoring of marine habitats and their communities. Aqua Conser Mar Fresh Ecosys
13:77–90
Romero LM, Wikelski M (2002) Severe effects of low-level oil contamination on wildlife
predicted by the corticosterone-stress response: preliminary data and a research agenda. Spill
Sci Technol Bull 7:309–313
Ruttenberg B (2001) Effects of artisanal fishing on marine communities in the Galápagos Islands.
Conserv Biol 15:1691–1699
Sala E, Boudouresque CF, Harmelin-Vivien M (1998) Fishing, trophic cascades, and the structure
of algal assemblages: evaluation of an old but untested paradigm. Oikos 82:425–439
Schiel DR, Foster MS (1986) The structure of subtidal algal stands in temperate waters. Oceanogr
Mar Biol An Rev 24:265–307
Schoppe S (2000) Sea cucumber fishery in the Philippines. SPS Beche-De-Mer Bull 13:10–12
Sharp DT, Gray IE (1962) Studies on factors affecting the local distribution of two sea urchins,
Arbacia punctulata and Lytechinus variegatus. Ecology 43:309–313
Shepherd SA, Martínez P, Toral-Granda MV, Edgar GJ (2004) The Galápagos sea cucumber
fishery: management improves as stocks decline. Environ Conserv 31:1–9
Sierra R (1999) Propuesta preliminar de un sistema de clasificación de vegetación para el
Ecuador continental. Proyecto INEFAN-GEF-BIRF y EcoCiencia. Quito, Ecuador
Siversten K (2006) Overgrazing of kelp beds along the coast of Norway. J Appl Phycol 18:599–610
Skoglung C (2004) New distributional records for Panamic province Eulimidae (Gastropoda).
Festivus 36:95–98
Sloan NA, Von Bodungen B (1980) Distribution and feeding of the sea cucumber, Isostichopus
badionotus in relation to shelter and sediment criteria of the Bermuda platform. Mar Ecol
Prog Ser 2:257–264
Snell HM, Stone PA, Snell HL (1995) Geographical characteristics of the Galápagos Islands.
Noticias de Galápagos 55:18–24
Solís-Marín FA (1998) Catálogo de los equinodermos recientes de México (Fase I). Universidad
Nacional Autónoma de México. Instituto de Ciencias del Mar y Limnología. Informe final
SNIB-CONABIO proyecto No. G010. México, D.F
Sonnenholzner J (1997) A brief survey of the commercial sea cucumber Isostichopus fuscus
(Ludwig, 1875) of the Galápagos Islands, Ecuador. SPS Beche-De-Mer Bull 9:12–15
Sonnenholzner J (2001) Desarrollo de pruebas inmunitarias en Echinometra vanbrunti
(Echinodermata: Echinoidea) para la identificación de biomarcadores de estrés ambiental’’.
Doctorate Thesis, Univ Guayaquil, Guayaquil, Ecuador
Sonnenholzner J (2003) Seasonal variation in the Food composition of Holothuria theeli
(Holothuroidea: Aspidochirotida) with observations on density and distribution patterns at the
central coast of Ecuador. Bull Mar Sci 73:527–543
Sonnenholzner J (2011) Crecimiento y validación de la edad del erizo morado Strongylocentrotus
purpuratus (Stimpson 1857) en condiciones naturales y de laboratorio’’. Ph.D. Thesis. Univ
Autónoma de Baja California, Ensenada, México
Sonnenholzner J, Cajas L (1993) Dieta del pepino de mar Isostichopus fuscus. In: Sonnenholzner
J (ed) Contribución al estudio del pepino de mar Isostichopus fuscus de las Islas Galápagos.
Reporte Interno, Instituto Nacional de Pesca, Guayaquil, Ecuador, pp 18–21
Sonnenholzner J, Lawrence JM (1998) Disease and predation in Encope micropora (Echinoidea:
Clypeasteroida) at Playas, Ecuador. In: Mooi R, Telford M (eds.). Echinoderms: San
Francisco. AA Balkema, Rotterdam, pp 829–833
Sonnenholzner J, Lawrence JM (2002) A brief survey of the echinoderms communities of the
central and southern marine-coastal wetlands of the continental coast off Ecuador. Bol
Ecotrópica 36:23–35
Sonnenholzner J, Molina L (2005) Parasitic eulimid gastropods in echinoderms of the Islas
Galápagos, Ecuador. Festivus 37:85–88
Sonnenholzner J, Camba N, Lawrence JM (1997) Commercial fishing and organic composition of
Isostichopus fuscus Ludwig, 1875 from the Galápagos Islands. SPS Beche-De-Mer Bull 9:37
6 Echinoderms of Ecuador
231
and monitoring of marine habitats and their communities. Aqua Conser Mar Fresh Ecosys
13:77–90
Romero LM, Wikelski M (2002) Severe effects of low-level oil contamination on wildlife
predicted by the corticosterone-stress response: preliminary data and a research agenda. Spill
Sci Technol Bull 7:309–313
Ruttenberg B (2001) Effects of artisanal fishing on marine communities in the Galápagos Islands.
Conserv Biol 15:1691–1699
Sala E, Boudouresque CF, Harmelin-Vivien M (1998) Fishing, trophic cascades, and the structure
of algal assemblages: evaluation of an old but untested paradigm. Oikos 82:425–439
Schiel DR, Foster MS (1986) The structure of subtidal algal stands in temperate waters. Oceanogr
Mar Biol An Rev 24:265–307
Schoppe S (2000) Sea cucumber fishery in the Philippines. SPS Beche-De-Mer Bull 13:10–12
Sharp DT, Gray IE (1962) Studies on factors affecting the local distribution of two sea urchins,
Arbacia punctulata and Lytechinus variegatus. Ecology 43:309–313
Shepherd SA, Martínez P, Toral-Granda MV, Edgar GJ (2004) The Galápagos sea cucumber
fishery: management improves as stocks decline. Environ Conserv 31:1–9
Sierra R (1999) Propuesta preliminar de un sistema de clasificación de vegetación para el
Ecuador continental. Proyecto INEFAN-GEF-BIRF y EcoCiencia. Quito, Ecuador
Siversten K (2006) Overgrazing of kelp beds along the coast of Norway. J Appl Phycol 18:599–610
Skoglung C (2004) New distributional records for Panamic province Eulimidae (Gastropoda).
Festivus 36:95–98
Sloan NA, Von Bodungen B (1980) Distribution and feeding of the sea cucumber, Isostichopus
badionotus in relation to shelter and sediment criteria of the Bermuda platform. Mar Ecol
Prog Ser 2:257–264
Snell HM, Stone PA, Snell HL (1995) Geographical characteristics of the Galápagos Islands.
Noticias de Galápagos 55:18–24
Solís-Marín FA (1998) Catálogo de los equinodermos recientes de México (Fase I). Universidad
Nacional Autónoma de México. Instituto de Ciencias del Mar y Limnología. Informe final
SNIB-CONABIO proyecto No. G010. México, D.F
Sonnenholzner J (1997) A brief survey of the commercial sea cucumber Isostichopus fuscus
(Ludwig, 1875) of the Galápagos Islands, Ecuador. SPS Beche-De-Mer Bull 9:12–15
Sonnenholzner J (2001) Desarrollo de pruebas inmunitarias en Echinometra vanbrunti
(Echinodermata: Echinoidea) para la identificación de biomarcadores de estrés ambiental’’.
Doctorate Thesis, Univ Guayaquil, Guayaquil, Ecuador
Sonnenholzner J (2003) Seasonal variation in the Food composition of Holothuria theeli
(Holothuroidea: Aspidochirotida) with observations on density and distribution patterns at the
central coast of Ecuador. Bull Mar Sci 73:527–543
Sonnenholzner J (2011) Crecimiento y validación de la edad del erizo morado Strongylocentrotus
purpuratus (Stimpson 1857) en condiciones naturales y de laboratorio’’. Ph.D. Thesis. Univ
Autónoma de Baja California, Ensenada, México
Sonnenholzner J, Cajas L (1993) Dieta del pepino de mar Isostichopus fuscus. In: Sonnenholzner
J (ed) Contribución al estudio del pepino de mar Isostichopus fuscus de las Islas Galápagos.
Reporte Interno, Instituto Nacional de Pesca, Guayaquil, Ecuador, pp 18–21
Sonnenholzner J, Lawrence JM (1998) Disease and predation in Encope micropora (Echinoidea:
Clypeasteroida) at Playas, Ecuador. In: Mooi R, Telford M (eds.). Echinoderms: San
Francisco. AA Balkema, Rotterdam, pp 829–833
Sonnenholzner J, Lawrence JM (2002) A brief survey of the echinoderms communities of the
central and southern marine-coastal wetlands of the continental coast off Ecuador. Bol
Ecotrópica 36:23–35
Sonnenholzner J, Molina L (2005) Parasitic eulimid gastropods in echinoderms of the Islas
Galápagos, Ecuador. Festivus 37:85–88
Sonnenholzner J, Camba N, Lawrence JM (1997) Commercial fishing and organic composition of
Isostichopus fuscus Ludwig, 1875 from the Galápagos Islands. SPS Beche-De-Mer Bull 9:37
6 Echinoderms of Ecuador
231