In Genesis 38:14, this signifies truth obscured that pretends to be from good. (Arcana Coelestia 4859) The "high mountains being covered" (Genesis 7:19) signifies that all the good things of charity were extinguished.

(Odkazy: Arcana Coelestia 795)

In the Hebrew language, the same word is used for both 'whale' and 'dragon,' and both have a similar spiritual significance, as in Jeremiah 51:34.

(Odkazy: Apocalypse Explained 714)