ANS 42 Lecture Notes - Lecture 1: Common Carp, William Ruddiman, Paddy Field
13 Jan 2017
School
Department
Course
Professor
Aquaculture
1. Approximately 16 million households in the US have aquaculture as pets
a. U.S – largest single fish importer
2. Two sources for fish for the home aquarium
a. Fisheries
b. Farming: a type of aquaculture
3. Aquaculture: the farming of aquatic organisms, including fish, mollusks, crustaceans, and
aquatic plants
a. Farming implies some form of intervention in the rearing process to enhance
production, such as stocking, fertilizing, feeding, habitat manipulation, and protection
from predators
b. Farming also implies individual or corporate ownership of the stock being cultivated
4. Origins of aquaculture are from China
a. Domestication of rice: 6000-4000 BCE
b. Development of patty rice
i. Wet grass was more common among the early Chinese
ii. We rice is flooded/decrue and irrigated in a paddyfield
iii. More methane and higher grain yields in the wet grass
iv. Where fish can live
5. Fish in the paddy field are from the family: Cyprinidae
a. Prussian carp and the common carp
i. Common carp remains from archeological sites in China and Japan
ii. Back of their throats have pharyngeal teeth for chewing
b. Rice/fish culture: 10-20% increase in rice yields
i. Higher production if there are fish there
ii. They eat pests, worms, insects, and small weeds
iii. Healthier environment and protection system
iv. Only easy to catch when they are mature and move into the shallow, marshier
areas to spawn
c. Early Anthropocene Hypothesis: William Ruddiman
i. Patty ie ultue podued the fist spike i geehouse gases fo the
decomposition of organic matter under anaerobic conditions
ii. With movement in time, there is a rapid amount of increase in methane
d. ‘ie Theoy
i. Explanation for north-south China cultural and psychological differences
1. North: more aggressive and independent
2. South: more cooperative and interdependent
6. Symbolism of the Common Carp
a. Wealth, luck, happiness, good fortune, and prosperity
b. In China, carp represents strength and perseverance (Dragon Gate)
c. I Japa, o Childes Day i May, ap idsoks ae flo fo eah hoe. This is
the parents wishing success for their childrens lies i the futue
7. Goldfish Culture
a. Tag dyasty Ad 618-906)
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