Sanderling and Sand eel

Sanderling noun - Small sandpiper that breeds in the Arctic and migrates southward along sandy coasts in most of world.

Sand eel and sanderling are semantically related. In some cases you can use "Sand eel" instead a noun "Sanderling".

Sand eel noun - Very small silvery eellike schooling fishes that burrow into sandy beaches.

Sanderling and sand eel are semantically related. You can use "Sanderling" instead a noun phrase "Sand eel".