Amid rising numbers of confirmed cases of Covid-19, Gov. Charlie Baker extended a statewide stay-at-home order to May 4 Tuesday, and a ninth confirmed case was reported on Martha’s Vineyard.

More than 100 Island contractors and tradesmen who have been affected by the construction moratorium joined a conference call Monday.

Construction bans enacted on the Vineyard and Nantucket will remain in place, following a conference call Sunday with officials from both Islands and spokesmen for Governor Baker.

No new coronavirus cases were reported as of Tuesday, the Martha’s Vineyard Hospital said. In a morning briefing, hospital spokesman Katrina Delgadillo said the hosital had performed 101 tests to date. There are currently eight confirmed cases on the Island.

The Martha’s Vineyard Hospital said Monday there are now eight confirmed cases of Covid-19 on the Island, five more than as of Saturday. And public officials said construction bans on both Islands will remain in place, following a Sunday conference call with spokesmen for Governor Baker.

A Coast Guard helicopter departing from the Martha’s Vineyard Hospital Sunday morning was conducting general training exercises, a spokesman from station sector Southeastern New England confirmed.