Category:NDC10 664.7
Nippon Decimal Classification 10th ed.
0 General works · 1 Philosophy · 2 General history · 3 Social sciences · 4 Natural science · 5 Technology. Engineering · 6 Industry and Commerce · 7 The arts. Fine arts · 8 Language · 9 Literature
60 Industry and Commerce · 61 Agriculture · 62 Horticulture · 63 Sericulture. Silk industry · 64 Animal husbandry · 65 Forestry · 66 Fishing industry. Fisheries · 67 Commerce · 68 Transportation services · 69 Communication services
660 Fishing industry. Fisheries · 661 Fishing economy and management · 662 History and conditions · 663 Basic sciences on fishery · 664 Fishing · 665 Fishing boats and implements · 666 Aquaculture · 667 Fish technology · 668 Utilization of aquatic products · 669 Salt manufacture
664.1 漁場．漁期．漁況．漁獲量 · 664.2 淡水漁業 · 664.3 海面漁業 · 664.4 漁具・漁法による種別 · 664.5 工船式漁業 · 664.6 魚類 · 664.7 貝類．甲殼類．軟体類．棘皮類 · 664.8 海藻類：こんぶ，わかめ，のり類，てんぐさ · 664.9 海獣類：くじら，ラッコ，オットセイ
664.71 かき類 · 664.72 はまぐり・あさり類 · 664.73 あわび類 · 664.74 さざえ類 · 664.75 その他の貝類：ほたてがい，しじみ · 664.76 甲殼類：えび類，かに類，しゃこ，あみ類 · 664.77 軟体類：いか類，たこ類 · 664.78 棘皮類：うに・なまこ類 · 664.79 腔腸類：くらげ類，さんご類
0 General works · 1 Philosophy · 2 General history · 3 Social sciences · 4 Natural science · 5 Technology. Engineering · 6 Industry and Commerce · 7 The arts. Fine arts · 8 Language · 9 Literature
60 Industry and Commerce · 61 Agriculture · 62 Horticulture · 63 Sericulture. Silk industry · 64 Animal husbandry · 65 Forestry · 66 Fishing industry. Fisheries · 67 Commerce · 68 Transportation services · 69 Communication services
660 Fishing industry. Fisheries · 661 Fishing economy and management · 662 History and conditions · 663 Basic sciences on fishery · 664 Fishing · 665 Fishing boats and implements · 666 Aquaculture · 667 Fish technology · 668 Utilization of aquatic products · 669 Salt manufacture
664.1 漁場．漁期．漁況．漁獲量 · 664.2 淡水漁業 · 664.3 海面漁業 · 664.4 漁具・漁法による種別 · 664.5 工船式漁業 · 664.6 魚類 · 664.7 貝類．甲殼類．軟体類．棘皮類 · 664.8 海藻類：こんぶ，わかめ，のり類，てんぐさ · 664.9 海獣類：くじら，ラッコ，オットセイ
664.71 かき類 · 664.72 はまぐり・あさり類 · 664.73 あわび類 · 664.74 さざえ類 · 664.75 その他の貝類：ほたてがい，しじみ · 664.76 甲殼類：えび類，かに類，しゃこ，あみ類 · 664.77 軟体類：いか類，たこ類 · 664.78 棘皮類：うに・なまこ類 · 664.79 腔腸類：くらげ類，さんご類