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The study of feeding habits and protein expression pattern of Xenograpsus testudinatus in shallow-water hydrothermal vents of Kueishan Island

Xenograpsus testudinatus is a dominant species in shallow hydrothermal vents off Kueishan Island, Taiwan. But we know little about crab populations in vent areas. In this study, stable isotope and one dimension protein expression profiles were studied to evaluate the differences of X. testudinatus from different habitats, i.e. white and yellow vents. Results indicated food sources between the two habitats were different in 2009, but similar in 2010. The ranges of £_15N value of X. testudinatus were broad which might result from abundant food in white vent. Furthermore, zooplankton might not be the major food source of X. testudinatus. Significant difference in protein expression profiles between habitats indicate that they adapt to different habitats in small scales with migration between habitats. And, crabs may have other habitats outside vent areas. After culture in laboratory for 12 hours, crab protein expression profiles were different from their original ones, indicating their acclimation to a new environment is relative fast.

Identiferoai:union.ndltd.org:NSYSU/oai:NSYSU:etd-0906111-183843
Date06 September 2011
CreatorsLin, Siou-Yan
ContributorsHin-Kiu Mok, Kuo-Hsun Chiu, Li-Lian Liu
PublisherNSYSU
Source SetsNSYSU Electronic Thesis and Dissertation Archive
LanguageCholon
Detected LanguageEnglish
Typetext
Formatapplication/pdf
Sourcehttp://etd.lib.nsysu.edu.tw/ETD-db/ETD-search/view_etd?URN=etd-0906111-183843
Rightsuser_define, Copyright information available at source archive

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