Dear Authors,

Two reviewers were reported the manuscript has important information for the audiences of BGS. But, both of them are suggested substantial necessities of revisions. I would like to ask you to check their comments carefully and address them point by point.

Best regards,

Nobuhito Ohte, handling editor

Dear Authors,

The reviewers have recognized that the revisions of your manuscript have been sufficiently made. I have also felt the manuscript is almost reaching the acceptable level. A few points to be improved have been suggested by the reviewers. Please check and address them.

Best regards,

Nobu Ohte, Handling Editor

Dear Authours,

Two reviewers reported that your revisions were substantial and improved the descriptions of your new findings. I confirmed their evaluation was just and reasonable. But, they are still suggesting a few points to be collected or revised. Please refer to the comments from reviewers and address them carefully. I am looking forward to seeing the fully revised manuscript.

Best,

Nobuhito Ohte, Handling editor

Dear Authors,

I apologize for having misunderstood that I have not received your revised submission.
I recognize that the latest version of your manuscript has sufficiently reached the acceptable level for publication in Biogeosciences. I am going to report it to the Chief editor. Please follow the next suggestions from the editorial office. Thank you for choosing Biogeosciences as the destination of your work.

Best,

--Nobu Ohte, handling editor