Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_26168687_3 ( no_in_series VARCHAR, vessel_operator VARCHAR )

### Question ###
How many times is the vessel operator canadian coast guard?

### Accurate SQL ###

SELECT COUNT(no_in_series) FROM table_26168687_3 WHERE vessel_operator = "Canadian Coast Guard"