You can quickly append recordings made from your Apple Watch to notes on your iPhone:
1. Tap on a recording file you wish to transfer to reveal the Append button
2. Choose a desired notebook and note to append, then tap the Append button
3. All ready to use! Also, any hashtags you added during the recording will be added to the bottom of the page
PS. Ensure the audio has synced completely before appending to your note. Three dots will appear to indicate the transfer is still in progress.