* WCS for April delivery in Hardisty, Alberta traded between $17.00 and $16.90 a barrel under WTI, according to brokerage CalRock, having traded between $16.40 and $16.35 a barrel under the U.S. benchmark on Friday.
* Canadian heavy crude reached a nine-month high of around
$15 a barrel under WTI last week, but has eased off in recent
sessions.
* Light synthetic crude from the oil sands for April
delivery traded between $3.00 and $3.15 per barrel over U.S.
crude, finding support from upcoming maintenance on oil sands
upgraders.
* WTI fell over 2% in volatile trading to $74.80 a barrel as
the collapse of Silicon Valley Bank roiled equities markets and
raised fears of a fresh financial crisis, while a recovery in
Chinese demand provided some support. (Reporting by Nia Williams
Editing by Shri Navaratnam)