Assignment 5 Flashcards
Which is the only country that continues to have a significant abalone capture fishery
Australia
Which are the world’s largest producers of abalone?
1: South Africa
2: Taiwan
3: Chile
4: Iceland
5: Mexico
Which are the largest consumer nations of abalone?
Japan, China
What is the market of abalone?
it is a high value product usually sold mainly to hong kong and japan. They are used for sushi, canned, or as fresh or frozen fillets.
How long does it take to rear abalone to market size? How big is market size?
minimum of 3 years.
9cm
Abalone:
- Age of maturation
- Life expectancy
matures between 4-6 years.
Can live up to 50 years
how can you sex an abalone?
gonads are different colors. Male are beige, females are green
What are the two main life phases of abalone, and the stages within these phases?
Planktonic: trochophore, veliger.
Settlement: spat, juvenile, adult
how long do abalone stay in their pre-settlement phase?
As a culturist, what is beneficial to this phase?
about one week.
The animals do not require feed.
what do abalone feed on as a juvenile? as an adult?
juveniles: coralline algae and diatoms.
adults: seaweed.
