The layoffs "are not new or unannounced," Universal said.
One of the barges for "Harmonious" will begin testing on Epcot's World Showcase Lagoon very soon.
The 2,050-room Dockside Inn & Suites was supposed to open in March.
Mayors of Los Angeles and San Diego were among those supporting a Tier 3 reopening for California's theme parks.
Theme park news: Universal parks lose $200 million / Rise of the Resistance change / BGT Christmas Town
Reopening Orlando and Japan parks with limited capacity has not turned a profit for Universal's theme park division.
Theme park presidents used words like "arbitrary" and "unachievable" to describe California's guidelines that would allow parks to reopen amid the COVID-19 pandemic.
The release comes after a month of verbal sparring between Disney, the theme park industry and Gov. Gavin Newsom.