Watercolor Techniques found in Artwork

​Name
3 techniques
the artist used

Name
3 techniques the artist used

Name
3 techniques the artist used

Name
3 techniques the artist used

What is the main technique used here?

What technique can create a crystalized texture like the one in this painting?

To get the color bleed results in this octopus, what technique did the artist use?

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What technique is in the background?