ੋ‫಼ރ‬ք͹૸৖͹‫ݳ‬য়ͳਭࢊ‫ۂ‬ຉ ਜ਼࿪ࠅཱི‫֋ڂݜ‬൅๑ਕਭࢊ‫ڂݜ‬ʀ‫گ‬ү‫ߑؽ‬Contents̏ɿੋ‫಼ރ‬ք͹ΠϜϠ৖͹รԿ̐ɿCO2‫ٷ‬फ‫ͳݱ‬ਭࢊ‫ۂ‬Νྈཱིͦ͠ΖΠϜϠ৖̑ɿΠϜϠ৖࠸ਫ਼ͳࠕ‫ޛ‬͹ఴ֋ΠϜϠ৖ʤ=RVWHUDPDULQDʥ͹෾ාᶅᶆ๼‫఼ۅ‬ᶇ

<XHWDO  ΝրรΠϜϠ͹‫ܙ‬ସՆા੓ᛛঘ‫ܗ‬͹ӭ཈‫ה‬ʤཁௗ ʛFPʥੋ‫಼ރ‬ք੤෨୉‫ܗ‬͹ӭ཈‫ה‬ʤཁௗʛPʥ๼քಕ౨෨ΠϜϠ͹Ҫఽద‫࣯ܙ‬ಋͣਭ૩಼Ͳಋͣড়݇Ͳझ͖Δүͱͪ৖߻ੋ‫಼ރ‬ք੤෨ࢊࣝࣉౣࢊʤ෾ාೈ‫ݸ‬ʥΠϜϠ͹थໍฑ‫ۋ‬೧ྺʤ೧ʥ
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*CNQFWNG RKPKHQTNKCǦȟǸǰǵ
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⮫⏺Ⅼᗏ⏕⏕ែ⣔ࡀඃ༨㸦ᾏⲡ࣭ᾏ⸴⸴ሙ㸧೧f೧೧⮫⏺Ⅼ⁻Ὃ⏕ែ⣔ࡀඃ༨㸦᳜≀ࣉࣛࣥࢡࢺࣥ㸧ᰤ㣴ሷ⃰ᗘᇼ࣭ᶡ㇂㸦㸧ࢆᨵኚʛ೧

[೧ʃੋ‫಼ރ‬ք͹ΠϜϠ৖͹รય㠃✚㸦KD㸧⣖ఀỈ㐨኱㜰‴᧛☻ℿഛㆭ℩ᡞ⇳ℿഛᚋⱁண℩ᡞᏳⱁℿ㸦ᗈᓥ‴㸧࿘㜵ℿఀணℿᇼ࣭ᶡ㇂㸦㸧ࢆᨵኚ‫ݰ‬ঙଁՅੋ‫಼ރ‬ք͹ΠϜϠ৖͹รયଁՅ͗౨΃Ңߨ‫ڧ؂‬঴+3ΓΕൊਰʤKWWSVZZZHQYJRMSFRQWHQWSGIʥῶᑡਭ਄ଵPPPPPPPPቑຍPP೧େ͖Δ೧େ΃͹รԿིੋ‫಼ރ‬ք͹ΠϜϠ৖͹รય͹ಝ௅ʁਭ਄ᇼ࣭ᶡ㇂㸦㸧ࢆᨵኚੋ‫಼ރ‬ք౨෨ΠϜϠ৖͹෾ාԾ‫ݸ‬ಃ໎ౕ͗ѳ͚͵ΗͻɼଁՅ͢͵͚͵Ζ‫ڧ؂‬঴+3ΓΕൊਰʤKWWSVZZZHQYJRMSFRQWHQWSGIʥੋ‫಼ރ‬ք͹ΠϜϠ৖͹รય͹ಝ௅ʁ‫܊‬ཚ͹‫ؔۯ‬ηίʖϩք‫؝‬ત͗೘ΕૌΞ਼ͫએ΍͹ౣʓຌౖଈͺ‫ݻ‬པΓΕ୉‫ܗ‬͹‫୕ױ‬ʀດΌཱིͱࣆ‫ۂ‬‫ڧ؂‬঴+3ΓΕൊਰʤKWWSVZZZHQYJRMSFRQWHQWSGIʥੋ‫಼ރ‬ք͹ΠϜϠ৖͹รય͹ಝ௅ʁ‫܊‬ཚ͹‫ؔۯ‬ηίʖϩౣ͢Β‫૸ܗ‬৖ʤঘ͠͏૸৖͗ଡ਼Ͷ෾ࢆʥ͗༑ઐ˲ Ңಊ෾ࢆ͹೼Ѵ͗୉ࣆੋ‫಼ރ‬ք͹ΠϜϠ৖͹รય͹ಝ௅ʁΠϜϠ͹ਫ਼‫࢛׈‬͹఺‫׷‬ଡ೧ਫ਼͹৪ਫ਼Ҳ೧ਫ਼͹৪ਫ਼ੋ‫಼ރ‬ք͹ΠϜϠ৖͹รય͹ಝ௅ʁΠϜϠ͹ਫ਼‫࢛׈‬͹఺‫׷‬ӭ཈ൡ৫˲ଡ೧ਫ਼झࢢʤ༙੓ʥൡ৫˲Ҳ೧ਫ਼ਫ਼‫࢛׈‬Ώ‫ܙ‬ସ͵ʹɼ‫࣯ܙ‬Նા੓͗୉͘͏৪෼ಝͶੋ‫಼ރ‬ք੤෨ͲҲ೧ਫ਼Կ͗਒΋ਭࢊுʰΠϜϠྪ͹ࣙષ࠸ਫ਼Ϊ΢χϧ΢ϱʱΓΕൊਰੋ‫಼ރ‬ք͹ΠϜϠ৖͹ಝ௅ଡ೧ਫ਼͹୉‫܊‬ཚҲ೧ਫ਼ଡ೧ਫ਼ࠠࡑ͹ঘ‫܊‬ཚ͹ॄ߻ରਫ਼ଋ‫͗ڧ؂‬ௗ‫҈ؔغ‬ఈͤΖΓ͑͵৖ॶਫ਼ଋ‫͗ڧ؂‬ළൡͶรಊͤΖΓ͑͵‫͏͢ݭ‬৖ॶਫ਼үͶనͪ͢ӭ཈ൡ৫ʤέϫʖϱ੔ௗʥ༙੓ਫ਼৫ͶΓΖ৯ʓ͵Ҫఽࢢ‫ܗ‬͹ࠠࡑझࢢൡ৫ͶΓΖ෾ࢆͳ୉͘͵೧รಊContents̏ɿੋ‫಼ރ‬ք͹ΠϜϠ৖͹รԿ̐ɿCO2‫ٷ‬फ‫ͳݱ‬ਭࢊ‫ۂ‬Νྈཱིͦ͠ΖΠϜϠ৖̑ɿΠϜϠ৖࠸ਫ਼ͳࠕ‫ޛ‬͹ఴ֋ΠϜϠ৖͹CO2ஹཻྖʁIPCC࣬ஏΪ΢χϧ΢ϱΓΕ
IPCC࣬ஏΪ΢χϧ΢ϱͶ͕͜ΖࢋఈࣞʤφϱC ha-1 year-1ʥ

ࣞ4.7ʁ࣬ஏ͹࠸࣬Կɼ૓ଆɼ৪ਫ਼͹յ෰ͶΓΖCO2ഋड़ྖ

nCO2 Emission = areas (A) ʹ Annual Emission Factors (EF)|ഋड़ྖ໚੷‫ٷ‬फ‫਼ܐ‬CO2ஹཻྖʤφϱCO2/೧ʥ = ໚੷ʤ‫׈‬ಊྖʥʹ ‫ٷ‬फ‫਼ܐ‬ʤφϱCO2/໚੷/೧ʥ‫ٷ‬फ‫਼ܐ‬ʻ

CO2ֶ཯ྖʤ φϱCO2 /໚੷/೧ʥ૸৖͹৪෼༙͗‫୺ؽ‬ોԿͪ͢୉‫ـ‬஦CO2ྖʤଲেͳͤΖ৪෼͹೧ؔ९Ҳ࣏ਫ਼ࢊྖΝCO2ͳ͢ͱࢋఈͪ͢஍ʥ

૸৖͹&2ஹཻϕϫιηʹ࢔ଚི૸৖͹৪෼ͶΓͮͱֶ཯͠Ηͪ୉‫ـ‬஦CO2͹͑ͬɾ෾մ͠ΗͥͶք஦Ͷௗ‫ؔغ‬ஹཻ͠ΗΖׄ߻૸৖͹&2ஹཻϕϫιηˠ ‫ٷ‬फϛτϱεϡϩˠ‫ٷ‬फϛτϱεϡϩ
ଲেͳͤΖք૴ʀք૸͗‫ݳ‬ଚଲেͳͤΖք૴ʀք૸͗‫ݳ‬
ྖJ͍ͪΕͲஹཻͤΖ&2ྖʤ‫ٷ‬फ‫਼ܐ‬ͺୱҒ໚੷౲ͪΕʤ‫ٷ‬फ‫਼ܐ‬ͺୱҒ໚੷౲ͪͲஹཻͤΖ&2ྖʥ

3%PD[ ʹ%PD[3UUୱҒ॑ྖ౲ͪΕ͹&2ஹཻ೵ྙ ʹ࠹୉‫ݳ‬ଚྖ௞߳U UUUMacroalgaeAquaculture

Vegetation type

Seagrass૸৖ν΢ϕʀքҮۢ෾พ͹‫ٷ‬फϛτϱεϡϩ૸৖ν΢ϕʀքҮۢ෾พ͹‫ٷ‬फ‫਼ܐ‬Ҳ೧ਫ਼

Macroalgae
quaculture

Vegetation typeSeagrassଡ೧ਫ਼&2‫ٷ‬फͳৱྋਫ਼ࢊΝྈཱིͦ͠ΖΠϜϠ৖࠸ਫ਼ʃౕ௎Ტᐯ໱᝻ஜᲣǢȞȢ‫ئ‬Ტᐯ໱᝻ஜᲣங஬Мဇ
%1ԈӓเᲢ̓ዅǵȸȓǹᲣᲢᛦૢǵȸȓǹᲣ᫢૰ဃငᲢ̓ዅǵȸȓǹᲣ

%1ԈӓเᲢᛦૢǵȸȓǹᲣß൦ငМဇàßȖȫȸǫȸȜȳà&2‫ٷ‬फͳৱྋਫ਼ࢊΝྈཱིͦ͠ΖΠϜϠ৖࠸ਫ਼ʃΝྈཱི͠ Ζ৖࠸ਫ਼ʃ

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ΠϜϠ͹ਫ਼ࢊྖ

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7KHUDWLRRIVKRRWGHQVLW\7KHDUHDFRPSOHWHO\FRYHUHGZLWKVKRRWV  ໚੷අౕ&2‫ٷ‬फͳৱྋਫ਼ࢊΝྈཱིͦ͠ΖΠϜϠ৖࠸ਫ਼ʃ
7KHDYHUDJHRIILVKELRPDVVJ::PΠϜϠ৖͹‫ݳྪڗ‬ଚྖ7KHUDWLRRIVKRRWGHQVLW\7KHDUHDFRPSOHWHO\FRYHUHGZLWKVKRRWV  ໚੷අౕ&2‫ٷ‬फͳৱྋਫ਼ࢊΝྈཱིͦ͠ΖΠϜϠ৖࠸ਫ਼ʃဃ७ኒǵȸȓǹ௒੖γʖϑηʤϔϩʖΩʖϚϱʥ‫ڇڛ‬γʖϑηʤਭࢊཤ༽ʥǢȞȢౡဃϋƷᆰ᧓ನᡯᲢఇ݅ࡇᲠᘮࡇᲣ͞Η͖Δ͹૸৖࠸ਫ਼ʁ&2‫ٷ‬फ‫ͳݱ‬ਭࢊ‫ۂ‬Νྈཱིͦ͠ΖΠϜϠ৖‫ݳ‬য়ɟ࠰ဃᕹ‫ئ‬‫࠰ٶ‬ဃᕹ‫ئ‬࿢‫ؾ‬ƕɧᢘ࿢‫ؾ‬ƕ‫ڤ‬ᢘ‫٭‬ѣȷෞᧈƕນƠƍɧ‫ܭܤ‬ᐯࢷႎƴਘ‫ٻ‬‫ܭܤ‬Ტ)CUVQPǛો‫٭‬Contents̏ɿੋ‫಼ރ‬ք͹ΠϜϠ৖͹รԿ̐ɿCO2‫ٷ‬फ‫ͳݱ‬ਭࢊ‫ۂ‬Νྈཱིͦ͠ΖΠϜϠ৖̑ɿΠϜϠ৖࠸ਫ਼ͳࠕ‫ޛ‬͹ఴ֋͞Η͖Δ͹૸৖࠸ਫ਼Ҳ೧ਫ਼ΠϜϠ৖ଡ೧ਫ਼ΠϜϠ৖࠸ਫ਼‫׈‬ಊ͹๏޴੓ঘ‫܊‬ཚ͹ॄ߻ର୉‫܊‬ཚਫ਼ଋ‫͗ڧ؂‬ළൡͶรಊͤΖΓ͑͵‫͏͢ݭ‬৖ॶਫ਼ଋ‫͗ڧ؂‬ௗ‫҈ؔغ‬ఈͤΖΓ͑͵৖ॶ༙੓ਫ਼৫ͶΓΖ৯ʓ͵Ҫఽࢢ‫ܗ‬͹ࠠࡑਫ਼үͶనͪ͢έϫʖϱ͗ଡ਼ඍ઴ࢤೖਫ਼૸৖࠸ਫ਼͹գఖΝָ΁ᢡˡ‫܇‬ᚐௌဇǢȞȢƷ੔ᨼೖਫ਼͹ͯ͹ஏۢ͹ΠϜϠ͹Ҫఽࢢմੵ˲ΠϜϠ͹Ңಊ෾ࢆʀ࠸ਫ਼‫ܨ‬࿑Ν೼ѴଐဃᲳᨼ‫ׇ‬Ʒᢡˡႎ‫ٶ‬ಮࣱ&ORQDOULFKQHVV͗߶͏˲ कͶझࢢൡ৫ͶΓΕॄ஄͗੔ཱི25
25 kmkmॄ஄γϱϕϩ਼ Ҫఽࢢ‫਼ܗ‬&ORQDO$OOHOLFΠϨϩ਼ULFKQHVVULFKQHVV୉ଡැౣ੤ഩΉΆΘͻड઀ฤ৏ฤ৏ʀԾ‫࣋ݳ‬࿹‫࣋ݳ‬࿹੤ธࢢ߻‫ܯ‬
Clonal richness = Ҫఽࢢ‫਼ܗ‬ʙγϱϕϩ਼ϖτϫં߻ౕ؏ࡱ஍ +Rϖτϫં߻ౕ‫غ‬ଶ஍ +Hۛި‫਼ܐ‬


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2WDEXMLPD
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0DKRURED.XELNLUL.DWDNDPL.DWDNDPLVKLWD*HQMLZDQ*HQMLZDQQLVKL<RQDJR+RULDQG6DWRΝրรೖਫ਼͹̗ॄ஄ؔ͹Ҫఽద෾Կ‫) ਼ܐ‬67୉ଡැౣ ੤ഩΉΆΘͻ ड઀ฤ৏ฤ৏ʀԾ ‫࣋ݳ‬࿹‫࣋ݳ‬࿹੤ ธࢢ ୉ଡැౣ ੤ഩ ΉΆΘͻ ड઀ ฤ৏ ฤ৏ʀԾ ‫࣋ݳ‬࿹ ‫࣋ݳ‬࿹੤ธࢢʤDʥҪఽద෾Կ‫਼ܐ‬ʤ)67ʥͶΓΖक੔෾ਦʤEʥ೽झ͹སྼʤ೧ʥड઀&RRUG

ฤ৏ฤ৏ΉΆΘͻฤ৏ʀԾธࢢ୉ଡැౣ‫࣋ݳ‬࿹੤ഩฤ৏ʀԾธࢢ‫࣋ݳ‬࿹੤‫࣋ݳ‬࿹੤ഩΉΆΘͻड઀‫࣋ݳ‬࿹੤୉ଡැౣ&RRUG

+RULDQG6DWRΝրรմੵ݃ՎʁΠϜϠ͹Ҫఽద‫཯ړ‬͹ઈ໎གྷҾ೽झළౕͳർֳͤΖͪΌͶɾࣙષ෾ࢆʤࣰߨ‫཯ړ‬ʥΝ‫ࢋܯ‬ͤ΄ͱ͹ร਼ͺඬ६Կ
The data set was analyzed using Mantel’smultiple regression matrix with randomization䭛ἄ䙫巄曉2䚕䁤㑂㯋

3

R2 = 0.055
P = 0.807

10-1

2

3

R2 = 0.325
P = 0.019

䭛ἄ䙫巄曉

3

10-1-1012

㭽䎿䶩㣺 6,34

R2 = 0.074
P = 0.187

10-1-2-2-22-1-1.5 -1 -0.5 0 0.5 1 1.5 20䩩䴟⮬↛ศᩓ(ND)

1234㭽䎿䶩㣺ムSI)+RULDQG6DWRΝրรմੵ݃ՎʁΠϜϠ͹Ҫఽద‫཯ړ‬͹ઈ໎གྷҾ

3ॄ஄ؔ͹ࣙષ෾ࢆΝ೽झ‫׈‬ಊ͗‫ޛ‬ԣ͢͢ͱ෾ࢆΝ૥ΌΖͤΖ‫ܙ‬䭛ἄ䙫巄曉ϗηφϠυϩͳ͢ͱમ୔͠Ηͪ͹ͺ

R2 = 0.417

2 P = 0.012
10-1-2-1.5 -1 -0.5

00.5

11.50.587(䩩䴟) -0.304(䎿㞪0.587(⮬↛ศᩓ) -0.304(᧛✀㢖ᗘ)+RULDQG6DWRΝրร

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ʤKWWSVZZZVWPFRMSFPVVWP
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