Table 2 Cumulative lateral fluxes of nearbed chlorophyll and derived POC fluxes (from MODIS- SeaDAS) for the period of investigation over monthly periods at the IOV site (Wally).

From: The Oceanic Biological Pump: Rapid carbon transfer to depth at Continental Margins during Winter

Month

Down-Canyon Net Chl Flux (g m−2 month−1)

Down-Canyon Net POC flux (g m−2 month−1)

November 2010

0.41

75.86

December 2010

11.26

2071.84

January 2011

16.85

3098.51

February 2011

14.74

2709.91

March 2011

8.19

1505.80

April 2011

−0.87

−159.95

May 2011

28.56

5252.04

 

Cumulative flux

(g m−2) after several months

Sum Nov – May (total 7 months)

79.14

14554.01

Sum Dec – March (total 4 months)

79.60

9386.06

Sum Apr – May (total 2 months)

27.69

5092.08

  1. Note that data gaps in currents at the site (n = 1014 hrs in Nov., Dec. of 5088 hr record) were filled with currents from instruments located nearby within the canyon bottom (Pod3).