สิ่งแวดล้อม มลภาวะ ของเสีย
เอกสารมาตรฐาน
สหรัฐอเมริกา
APHA
SMWW 8610
Mollusks
2023
11
Standard methods for the examination of water and wastewater (543.3 APHA 24th ed. Ref. Treatises&monographs FL2)
The Phylum Mollusca, the second largest phylum of the animal kingdom, is made up of such forms as clams, mussels, oysters, snails, slugs, octopuses, and squids. The life cycle of mollusks varies from about 1 to more than 300 years. In numbers of species (about 100 000 living and 35 000 fossil), mollusks are second only to the arthropods...