Related: 19 arrested as Occupy Portland protesters clash with police Photos: 19 Occupy Portland protesters arrested Empty shell casings found at Portland protests Occupy Portland plans shorter-term camping Itemized list: Repairs at Occupy Portland parks Adams: Time for Occupy Portland to evolve PORTLAND — Mayor Sam Adams Sunday called the latest Occupy Portland protests “a low point in the Occupy movement.” Saturday night police arrested 19 people who refused to leave an area of Portland’s south Park Blocks known as Shemanski Park. The park was scheduled to close at 9 p.m. but police said they closed it early after parks department employees were met with hostility. Background: 19 arrested as Occupy Portland protesters clash with police Sunday morning Adams said via Twitter the protests “felt like a private (Occupy Portland) dance party in a public space.” He called it a low point in the Occupy Wall Street movement. He announced that next week he will be bringing national Occupy Wall Street issues to the fore since Occupy Portland isn’t. He also said as a supporter of the national movement he would put bring his proposals to the public and Occupy Portland “can take a position on them or not.” More: Mayor Sam Adams’ Twitter feed “We are not doing this because it’s fun to camp in a park in near-freezing temperatures,” the Occupy Portland Information Committee said on its website. “We Occupy to continue to have a dialogue with our community to discuss, educate and ultimately change the very world we live in to one that champions social and economic justice for everyone; not for only the very wealthy.” Photos: Occupy Portland protesters arrested