what are the various branches of this railway line?
North Shore Branch  is one of them
Possible light rail and branch restoration
n a 2006 report, the "Staten Island Advance" explored the restoration of passenger service on of the North Shore Branch between St. George and Arlington. 
how long is the staton island ferry ride Approximately 25 minutes where is this located? The ferry's single route runs through New York Harbor between the New York City boroughs of Manhattan and Staten Island when it started its service? 1810 who all can ride it? Passengers from  New York Harbor between the New York City boroughs of Manhattan and Staten Island and how much is its fare? In 2012 fare was $4.86,  it rose to $5.87 in 2016, before dropping to $5.16 in 2017. In 2017, it  was $6.50, after accounting for the $2.75 per-passenger fare you have mentioned about an island above; what is its geographical location? It is a borough of New York City, the island is topographically and geologically a part of New Jersey, the  Island is separated from Long Island by the Narrows and from mainland New Jersey so before the aforementioned transport service started in this island, was it a railway junction? No,  Staten Island Railway opened after the ferry service and what was its date of opening? 1860 how is the police related to it? The MTA Police Department was created in 1998 with the merger of the Long Island Rail Road Police Department
The North Shore Branch, the South Beach Branch and the Travis Branch. North Shore Branch, South beach branch North Shore Branch, South Beach Branch and Travis Branch.
Staten Island Railway Staten Island Railway Staten Island Railway
Travis Branch Possible light rail and branch restoration Possible light rail and branch restoration
The Travis Branch, from Arlington Yard to Fresh Kills, runs along the island's West Shore.  North Shore Branch  In a 2006 report, the "Staten Island Advance" explored the restoration of passenger service on of the North Shore Branch between St. George and Arlington. 
wiki:12178803
Staten Island Railway [SEP] Possible light rail and branch restoration
In a 2006 report, the "Staten Island Advance" explored the restoration of passenger service on of the North Shore Branch between St. George and Arlington. Completion of a study is necessary to qualify the project for an estimated $360 million. A preliminary study found that ridership could reach 15,000 daily. U.S. Senator Chuck Schumer of New York requested $4 million of federal funding for a detailed feasibility study. In 2012, the MTA released an analysis of North Shore transportation solutions which included proposals for the reintroduction of heavy rail, light rail or bus rapid transit using the North Shore line's right-of-way.