Loch

High school (ages 12+)
Geography

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/loch

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 location?Scotland, United Kingdom
2. What is the geological origin?Primarily formed by glacial erosion and deposition during the Ice Age
3. Why are lochs so deep?Glaciers during the Pleistocene pushed and pulled ice, scouring the land and leaving U‑shaped valleys that filled with water.
4. How do lochs help fish like salmon?Lochs have low to moderate nutrients and cold water, which is perfect for salmon, trout, and Arctic charr to grow and live.

Quaternary Glaciation: The period of repeated glaciations that shaped much of Earth's current landscapes, including Scotland's lochs.
Oligotrophic: Describing a lake with low nutrient levels, clear water, and low productivity.
Anthropogenic Pressures: Environmental impacts caused by human activities, such as pollution and habitat destruction.