'Substrata' is the general name for the stuff placed at/on the bottom/base of a pond for plants to grow in.
A more simple word can be Bed. River bed, ocean bed, etc. means the bottom of/ near the bottom of the river, ocean, etc.
The area of Great Sandy Bottom Pond is 441,107.3500416 square meters.
whats at the bottom of a pond is mostly plants, fish waste, and water snakes.
The clay pipe was broken cleanly in half. There was a layer of clay at the bottom of the pond.
The word "pond" has one syllable.
Pond weed is a weed that grows on the bottom of ponds.
rocks
étang = pond
whats at the bottom of a pond is mostly plants, fish waste, and water snakes.
In a word, ballast. They use the stones to help them sink to the bottom of the river, pond, or wherever they are living.
Fishes swam merrily under the surface of the pond.
This is a simile because it uses the word "like" to compare the pond to the bottom of a sewer, highlighting a similarity between the two without directly stating that they are the same.
No, "head pond" is not a word it is two words.