Alaska pollock

High school (ages 12+)
Animals & Nature

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/alaska-pollock

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the scientific name?Gadus chalcogrammus
2. What is the global fishery rank?Consistently ranks among the top 5 largest fisheries worldwide by catch volume
3. Where does the Alaska pollock live?It lives in the North Pacific Ocean, especially in the Bering Sea, Gulf of Alaska, Sea of Okhotsk, and sometimes near Russia, Japan, and even California. It likes cool water between 2 and 10°C.
4. What does an Alaska pollock eat when it is young and when it is older?Young pollocks eat tiny plankton like phytoplankton, zooplankton, copepods, and krill. When they grow, they eat small fish, other pollocks, shrimp, and crustaceans.

Ontogenetic Shifts: Changes in an organism's diet, behavior, or physiology that occur as it grows and matures.
Trophic Levels: The position an organism occupies in a food chain, indicating its feeding relationship to other organisms.
Bycatch: Unintentionally caught species during fishing operations that are not the target of the catch.