Linked from
The 5 pages that link to Indigirka, each with the reason it gives.
East Siberian SeaRelated: Its freshwater discharge influences coastal waters and sediment supply.
Kolyma RiverCompared with: It is the Kolyma’s neighboring Arctic river and drains an adjacent basin.
Chersky RangeRelated: Its upper basin lies among the mountains of the range.
Verkhoyansk RangeRelated: Its headwaters drain parts of the eastern mountain region.