The spelling 'fishs' is an incorrect form.
The correct plural form is fishes. The plural possessive form is fishes'.
example: The sunlight sparkled off the fishes' backs.
Note: To all who want to edit this answer based on the fact that the noun 'fish' is an uncountable noun, please be advised that the noun 'fish' is an uncountable noun as a word for a food substance; the plural form 'fishes' is a correct plural form for live fish, caught fish, or types of fish.
The possessive form for the noun fish is fish's.
Example: My pet fish's name is Finn.
This would be singular possessive, though fish can be singular or plural, there is also the plural fishes.
Fish
The singular possessive noun for the mouth of a fish is fish's mouth.
Both "fish," and "fishes," are correct plural forms of the singular word "fish."The singular noun fish is a word for a single creature or a substance used as food. The food substance fish is an uncountable noun.We can have some fish for dinner.The plural noun fishes is a word for multiple creatures that swim or multiple types of fish.There are four fishes in the koi pond.The fishes served were salmon and?mackerel.However, many people use the singular form only for both singular and plural.
The noun 'fish' as a food substance is a singular uncountable noun, or a single creature.Examples:This fish is delicious.That fish is getting away.The plural noun 'fishes' is a word for two or more creatures or two or more types of fish. Examples:The fishes in the pond are goldfish.The fishes on the menu are tuna, salmon, and cod.However, it is accepted to use the singular noun 'fish' for both singular and plural. Examples:That fish is getting away.Those fish are guppies.
Both "fish," and "fishes," are correct plural forms of the singular word "fish."The singular noun fish is a word for a single creature or a substance used as food. The food substance fish is an uncountable noun.We can have some fish for dinner.The plural noun fishes is a word for multiple creatures that swim or multiple types of fish.There are four fishes in the koi pond.The fishes served were salmon andmackerel.However, many people use the singular form only for both singular and plural.
In the example sentence, "Which fish in the aquarium swims the fastest?", the noun "fish" may be singular or plural. The noun "aquarium" is singular.The noun "fish" is an uncountable (mass) noun as a word for a food substance, but can be used as a count noun (fish, fishes) as a word for the creature (creatures).Example: How many fish are in your aquarium?Or: How many fishes are in your aquarium? (both sentences are correct)
The word kebab is a noun, a singular, common, concrete noun; a word for a skewer of meat or fish and vegetables, a thing.
Both "fish," and "fishes," are correct plural forms of the singular word "fish."The singular noun fish is a word for a single creature or a substance used as food. The food substance fish is an uncountable noun.We can have some fish for dinner.The plural noun fishes is a word for multiple creatures that swim or multiple types of fish.There are four fishes in the koi pond.The fishes served were salmon andmackerel.However, many people use the singular form only for both singular and plural.
The possessive form of the singular noun mink is mink's.example: A mink's diet consists of birds, small animals, and fish.
Yes. Hay is a singular noun. A Singular noun means one item only. So technically, hay is a singular noun.
The noun 'school' is a singular, common, concrete noun; a word for a building or place for learning; a word for a thing. The noun 'school' is a standard collective noun for a group of fish.
The term "a catch of fish" is a noun phrase, a group of words based on a noun or pronoun, without a verb, that can function in a sentence as a subject, object of a verb or a preposition.EXAMPLESHis catch of fish was left in the kitchen sink. (subject of the sentence)He had a nice catch of fish. (direct object of the verb 'had')She had an insulated cooler for her catch of fish. (object of the preposition 'for')The noun 'fish' is the object of the preposition 'of'.The noun 'catch' is a singular, common, concrete noun.The noun 'fish' is an uncountable, common, concrete noun.
The noun 'theory' is a singular noun. The plural noun is 'theories'.