An archipelago.
A cluster or group of islands is called an "Archipelago"
An archipelago
The collective noun for islands can be a sting of islands, a chain of islands, a cluster of islands, or a group of islands.The word archipelago is not a collective noun, it is a synonym for a group of islands.
An Atoll is the name used to refer to a group of related coral islands.
There are far too many to name let alone enumerate.
An archipelago is a chain or cluster of islands.
== == A group or cluster of scattered islands.
A cluster or group of islands is called an "Archipelago"
Groups of islands are called "archipelagoes", for example, the Galapagos islands.
An archipelago is a chain or cluster of islands.
An archipelago
A group of small islands
A chain or cluster of islands formed tectonically
The collective nouns for islands are aconstellation, string, group, cluster, or a chain of islands.The term "archipelago" refers to a group of islands in the one location, under a common name. A different term is "island chain" where a long group of islands projects into the sea, typically from a peninsula.
The name for a cluster or chain of islands is "archipelago". (More technically, it would apply to a chain of islands like Hawaii, which are all formed from the same tectonic / volcanic source.)
It is an archipelago - a cluster of islands.
Archpielago