diff --git a/azblob/list.go b/azblob/list.go
index 48f845c..d954b77 100644
--- a/azblob/list.go
+++ b/azblob/list.go
@@ -7,21 +7,27 @@ import (
 
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
 
-	"github.com/datatrails/go-datatrails-common/logger"
 	"github.com/datatrails/go-datatrails-common/tracing"
 )
 
 // Count counts the number of blobs filtered by the given tags filter
 func (azp *Storer) Count(ctx context.Context, tagsFilter string, opts ...Option) (int64, error) {
 
-	logger.Sugar.Debugf("Count")
-
-	r, err := azp.FilteredList(ctx, tagsFilter, opts...)
-	if err != nil {
-		return 0, err
-	}
-
-	return int64(len(r.Items)), nil
+	var count int64
+	var m ListMarker
+
+	for {
+		r, err := azp.FilteredList(ctx, tagsFilter, append(opts, WithListMarker(m))...)
+		if err != nil {
+			return 0, err
+		}
+		count += int64(len(r.Items))
+		if r.Marker == nil || *r.Marker == "" {
+			break
+		}
+		m = r.Marker
+	}
+	return count, nil
 }
 
 type FilterResponse struct {
@@ -92,12 +98,11 @@ func (azp *Storer) FilteredList(ctx context.Context, tagsFilter string, opts ...
 		Items:      resp.Blobs,
 	}
 
-	r.Marker = resp.NextMarker
 	if r.Marker != nil {
 		span.SetTag("nextmarker", *r.Marker)
 	}
 
-	return r, err
+	return r, nil
 }
 
 type ListerResponse struct {
diff --git a/azblob/logger.go b/azblob/logger.go
new file mode 100644
index 0000000..22c99b7
--- /dev/null
+++ b/azblob/logger.go
@@ -0,0 +1,11 @@
+package azblob
+
+import (
+	"github.com/datatrails/go-datatrails-common/logger"
+)
+
+const (
+	DebugLevel = logger.DebugLevel
+)
+
+type Logger = logger.Logger
diff --git a/azblob/storer.go b/azblob/storer.go
index 51822fd..8aa582a 100644
--- a/azblob/storer.go
+++ b/azblob/storer.go
@@ -27,6 +27,8 @@ type Storer struct {
 	containerURL    string
 	containerClient *ContainerClient
 	serviceClient   *ServiceClient
+
+	log Logger
 }
 
 // New returns new az blob read/write object