diff --git a/src/data/lrauv_deployment_plots.py b/src/data/lrauv_deployment_plots.py
index 2e5b952..e182922 100755
--- a/src/data/lrauv_deployment_plots.py
+++ b/src/data/lrauv_deployment_plots.py
@@ -360,6 +360,7 @@ def _build_and_write_html(  # noqa: PLR0913
                     per_png_html,
                     html_title,
                     Path(png_path).name,
+                    get_dods_url(png_path),
                     stoqs_url,
                     nc_files,
                     auv_name=dlist.split("/")[0],
@@ -559,14 +560,15 @@ def _write_per_png_html(  # noqa: C901, PLR0913
         html_path: Path,
         title: str,
         png_name: str,
+        png_url: str,
         stoqs_url: str | None,
         nc_files: list[str],
         auv_name: str = "",
     ) -> None:
         """Write a plain HTML page for one deployment PNG.
 
-        Embeds the full-size PNG, links to the STOQS database, then lists
-        per-log image / data / STOQS links — no CSS.
+        Embeds the full-size PNG (via fully-qualified *png_url*), links to the
+        STOQS database, then lists per-log image / data / STOQS links — no CSS.
         """
         # Group nc_files by log directory (second-to-last path component)
         grouped: dict[str, list[str]] = {}
@@ -624,7 +626,7 @@ def _write_per_png_html(  # noqa: C901, PLR0913
             "</head>\n"
             "<body>\n"
             f"  <h1>{html_title_single}</h1>\n"
-            f'  <img src="{png_name}" alt="{png_name}">\n'
+            f'  <img src="{png_url}" alt="{png_name}">\n'
             f"  {stoqs_line}"
             "  <h2>Log files</h2>\n"
             "  <ul>\n"
diff --git a/src/data/test_lrauv_deployment_plots.py b/src/data/test_lrauv_deployment_plots.py
index 31dc65f..0b389cc 100644
--- a/src/data/test_lrauv_deployment_plots.py
+++ b/src/data/test_lrauv_deployment_plots.py
@@ -20,6 +20,9 @@
 _OPENDAP_BASE = "http://dods.mbari.org/opendap/data/lrauv"
 _NC_URL = f"{_OPENDAP_BASE}/ahi/missionlogs/2025/20250414_20250418/20250414T120000/ahi_1S.nc"
 _STOQS_URL = "https://tethysviz.shore.mbari.org/stoqs_lrauv_apr2025/query/?permalink_id=abc123"
+_PNG_URL = (
+    "https://dods.mbari.org/opendap/data/lrauv/ahi/missionlogs/2025/20250414_20250418/depl.png"
+)
 
 _DLIST_CONTENT = """\
 # Deployment name: CANON April 2025
@@ -82,6 +85,7 @@ def test_basic_structure(self, dp, tmp_path):
                 html_path,
                 "Test Deployment\nApril 2025",
                 "deployment_2column_cmocean.png",
+                _PNG_URL,
                 None,
                 [_NC_URL],
             )
@@ -100,11 +104,12 @@ def test_png_embedded_as_img(self, dp, tmp_path):
                 html_path,
                 "Title",
                 "depl_cmocean.png",
+                _PNG_URL,
                 None,
                 [_NC_URL],
             )
         html = html_path.read_text()
-        assert '<img src="depl_cmocean.png"' in html  # noqa: S101
+        assert '<img src="' + _PNG_URL + '"' in html  # noqa: S101
 
     def test_stoqs_link_present_when_url_given(self, dp, tmp_path):
         html_path = tmp_path / "depl.html"
@@ -116,6 +121,7 @@ def test_stoqs_link_present_when_url_given(self, dp, tmp_path):
                 html_path,
                 "Title",
                 "depl.png",
+                _PNG_URL,
                 _STOQS_URL,
                 [_NC_URL],
             )
@@ -133,6 +139,7 @@ def test_stoqs_link_absent_when_no_url(self, dp, tmp_path):
                 html_path,
                 "Title",
                 "depl.png",
+                _PNG_URL,
                 None,
                 [_NC_URL],
             )
@@ -148,6 +155,7 @@ def test_opendap_link_present(self, dp, tmp_path):
                 html_path,
                 "Title",
                 "depl.png",
+                _PNG_URL,
                 None,
                 [_NC_URL],
             )
@@ -163,6 +171,7 @@ def test_log_directory_listed(self, dp, tmp_path):
                 html_path,
                 "Title",
                 "depl.png",
+                _PNG_URL,
                 None,
                 [_NC_URL],
             )
@@ -179,6 +188,7 @@ def test_multiple_log_dirs_listed(self, dp, tmp_path):
                 html_path,
                 "Title",
                 "depl.png",
+                _PNG_URL,
                 None,
                 [_NC_URL, nc_url_b],
             )
@@ -196,6 +206,7 @@ def test_per_log_html_link_when_url_exists(self, dp, tmp_path):
                 html_path,
                 "Title",
                 "depl.png",
+                _PNG_URL,
                 None,
                 [_NC_URL],
             )
@@ -217,6 +228,7 @@ def test_per_log_png_links_included(self, dp, tmp_path):
                 html_path,
                 "Title",
                 "depl.png",
+                _PNG_URL,
                 None,
                 [_NC_URL],
             )
@@ -233,6 +245,7 @@ def test_per_log_stoqs_url_used_per_log(self, dp, tmp_path):
                 html_path,
                 "Title",
                 "depl.png",
+                _PNG_URL,
                 _STOQS_URL,
                 [_NC_URL],
                 auv_name="ahi",
@@ -250,6 +263,7 @@ def test_footer_contains_script_link_and_timestamp(self, dp, tmp_path):
                 html_path,
                 "Title",
                 "depl_cmocean.png",
+                _PNG_URL,
                 None,
                 [_NC_URL],
             )
