Linked from
The 9 pages that link to Internal wave, each with the reason it gives.
ThermoclineRelated: Thermoclines provide density gradients along which internal waves propagate.
Lake BaikalRelated: These waves redistribute heat and nutrients within Baikal’s stratified depths.
LimnologyRelated: Internal waves move heat, nutrients, and organisms through stratified lakes.
Lake GenevaRelated: Wind can set up internal waves along Lake Geneva’s stratified layers.
Bay of BiscayRelated: Internal waves occur where the gulf’s deep water meets its continental slope.