diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index ca6dfc2..1e4c61c 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -1,7 +1,7 @@
 <script setup>
 import { RouterView, useRoute } from 'vue-router';
 import { onMounted, provide, ref } from "vue";
-import { ElMessage } from "element-plus";
+import { ElMessage, ElTooltip } from "element-plus";
 import { Search } from '@element-plus/icons-vue';
 
 import router from "@/router/index.js";
diff --git a/frontend/src/components/PoolStats.vue b/frontend/src/components/PoolStats.vue
new file mode 100644
index 0000000..13b9999
--- /dev/null
+++ b/frontend/src/components/PoolStats.vue
@@ -0,0 +1,43 @@
+<script setup>
+import { ref } from "vue";
+import { ElTooltip, ElCollapse, ElCollapseItem } from "element-plus";
+
+const props = defineProps({
+  pool: Object,
+})
+
+const active = ref([])
+</script>
+
+<template>
+  <el-collapse v-model="active" accordion>
+    <el-collapse-item name="1">
+      <template #title><slot>Pool composition</slot></template>
+      <el-tooltip content="Caution, this value is of low signficance when the pool size is small">
+        <p>Coefficient of Variance: {{ props.pool.pool_coeff_of_variance }}</p>
+      </el-tooltip>
+      <table>
+        <tr>
+          <th>Tag 1</th>
+          <th>Tag 2</th>
+          <th>Deplexing barcode ID</th>
+          <th>HiFi bases (Gb)</th>
+          <th>HiFi reads</th>
+          <th>HiFi mean read length</th>
+          <th>Percentage of HiFi bases</th>
+          <th>Percentage of total reads</th>
+        </tr>
+        <tr :key="library.id_product" v-for="library in props.pool.products">
+          <td>{{ library.tag1_name }}</td>
+          <td>{{ library.tag2_name }}</td>
+          <td>{{ library.deplexing_barcode }}</td>
+          <td>{{ library.hifi_read_bases }}</td>
+          <td>{{ library.hifi_num_reads }}</td>
+          <td>{{ library.hifi_read_length_mean }}</td>
+          <td>{{ library.hifi_bases_percent }}</td>
+          <td>{{ library.percentage_total_reads }}</td>
+        </tr>
+      </table>
+    </el-collapse-item>
+  </el-collapse>
+</template>
diff --git a/frontend/src/components/QcView.vue b/frontend/src/components/QcView.vue
index 0ab4c6a..ce0a84c 100644
--- a/frontend/src/components/QcView.vue
+++ b/frontend/src/components/QcView.vue
@@ -3,15 +3,36 @@
     * An information view containing run data and metrics useful for QC assessment
     */
 
-    import { computed } from "vue";
+    import { computed, ref, watch } from "vue";
     import groupMetrics from "../utils/metrics.js";
     import { combineLabelWithPlate } from "../utils/text.js"
+    import PoolStats from "./PoolStats.vue";
+    import LangQc from "../utils/langqc";
+
+
+    const dataClient = new LangQc()
 
     const props = defineProps({
         // Well object representing one prepared input for the instrument
         // Expects content in the form of lang_qc/models/pacbio/well.py:PacBioWellFull
         well: Object,
-    });
+    })
+
+    const poolStats = ref(null)
+    watch(() => props.well, () => {
+        poolStats.value = null // empty in case next well doesn't have a pool
+        dataClient.getPoolMetrics(props.well.id_product).then(
+            (response) => { poolStats.value = response }
+        ).catch((error) => {
+            if (error.message.match("Conflict")) {
+                // Nothing to do
+            } else {
+                console.log(error)
+                // make a banner show this error?
+            }
+        })
+    }, { immediate: true}
+    )
 
     const slURL = computed(() => {
         let hostname = props.well.metrics.smrt_link.hostname
@@ -97,7 +118,6 @@
         }
         return ''
     })
-
 </script>
 
 <template>
@@ -165,6 +185,8 @@
         </table>
     </div>
 
+    <PoolStats v-if="poolStats" :pool="poolStats">Pool composition</PoolStats>
+
     <div id="Metrics">
         <table>
             <tr>
@@ -197,6 +219,11 @@
     td {
         padding-left: 5px;
         padding-right: 5px;
+        align-self: flex-start;
+    }
+    tr>td:first-child {
+        vertical-align: top;
+        /* Pin first text element to the top of the td */
     }
     table.summary {
         border: 0px;
diff --git a/frontend/src/components/WellTable.vue b/frontend/src/components/WellTable.vue
index 2fcc6ff..29c0699 100644
--- a/frontend/src/components/WellTable.vue
+++ b/frontend/src/components/WellTable.vue
@@ -30,7 +30,7 @@ defineEmits(['wellSelected'])
       <th>Well time complete</th>
     </tr>
     <tr :key="wellObj.id_product" v-for="wellObj in wellCollection">
-      <td>{{ wellObj.run_name }}</td>
+      <td :id="wellObj.run_name">{{ wellObj.run_name }}</td>
       <td class="well_selector">
         <el-tooltip placement="top" effect="light" :show-after="tooltipDelay"
           :content="'<span>'.concat(listStudiesForTooltip(wellObj.study_names)).concat('</span>')"
diff --git a/frontend/src/components/__tests__/PoolStats.spec.js b/frontend/src/components/__tests__/PoolStats.spec.js
new file mode 100644
index 0000000..fe8d33d
--- /dev/null
+++ b/frontend/src/components/__tests__/PoolStats.spec.js
@@ -0,0 +1,60 @@
+import { describe, expect, test } from 'vitest'
+import { mount } from '@vue/test-utils'
+import ElementPlus from 'element-plus'
+
+import PoolStats from '../PoolStats.vue'
+
+const wrapper = mount(PoolStats, {
+    global: {
+        plugins: [ElementPlus],
+    },
+    props: {
+        pool: {
+            pool_coeff_of_variance: 47.2,
+            products: [{
+                id_product: 'A'.repeat(64),
+                tag1_name: 'TTTTTTTT',
+                tag2_name: null,
+                deplexing_barcode: 'bc10--bc10',
+                hifi_read_bases: 900,
+                hifi_num_reads: 20,
+                hifi_read_length_mean: 45,
+                hifi_bases_percent: 90.001,
+                percentage_total_reads: 66.6
+            },{
+                id_product: 'B'.repeat(64),
+                tag1_name: 'GGGGGGGG',
+                tag2_name: null,
+                deplexing_barcode: 'bc11--bc11',
+                hifi_read_bases: 100,
+                hifi_num_reads: 10,
+                hifi_read_length_mean: 10,
+                hifi_bases_percent: 100,
+                percentage_total_reads: 33.3
+            }]
+        }
+    }
+})
+
+describe('Create poolstats table with good data', () => {
+    test('Component is "folded" by default', () => {
+        expect(wrapper.getComponent('transition-stub').attributes()['appear']).toEqual('false')
+    })
+
+    test('Coefficient of variance showing', async () => {
+        let topStat = wrapper.find('p')
+        await topStat.trigger('focus')
+        expect(topStat.classes('el-tooltip__trigger')).toBeTruthy()
+
+        expect(topStat.text()).toEqual('Coefficient of Variance: 47.2')
+    })
+
+    test('Table looks about right', () => {
+        let rows = wrapper.findAll('tr')
+        expect(rows.length).toEqual(3)
+
+        // Check tag 1 has been set
+        expect(rows[1].find('td').text()).toEqual('TTTTTTTT')
+        expect(rows[2].find('td').text()).toEqual('GGGGGGGG')
+    })
+})
\ No newline at end of file
diff --git a/frontend/src/components/__tests__/QcView.spec.js b/frontend/src/components/__tests__/QcView.spec.js
index 9d9530f..066e2c1 100644
--- a/frontend/src/components/__tests__/QcView.spec.js
+++ b/frontend/src/components/__tests__/QcView.spec.js
@@ -6,6 +6,11 @@ import QcView from '../QcView.vue';
 
 describe('Component renders', () => {
 
+  // Supply PoolStats element with some data
+  fetch.mockResponse(
+    JSON.stringify({})
+  )
+
   afterEach(async () => {
     cleanup()
   });
diff --git a/frontend/src/utils/__tests__/langqc.spec.js b/frontend/src/utils/__tests__/langqc.spec.js
index a1fc14d..eefe81d 100644
--- a/frontend/src/utils/__tests__/langqc.spec.js
+++ b/frontend/src/utils/__tests__/langqc.spec.js
@@ -95,6 +95,9 @@ describe('Example fake remote api call', () => {
 
         client.getWellsForRunPromise('blah')
         expect(fetch.mock.calls[6][0]).toEqual('/api/pacbio/run/blah?page_size=100&page=1')
+
+        client.getPoolMetrics('A12345');
+        expect(fetch.mock.calls[7][0]).toEqual('/api/pacbio/products/A12345/seq_level/pool')
     });
 });
 
diff --git a/frontend/src/utils/langqc.js b/frontend/src/utils/langqc.js
index 2e315b5..daf8857 100644
--- a/frontend/src/utils/langqc.js
+++ b/frontend/src/utils/langqc.js
@@ -118,4 +118,10 @@ export default class LangQc {
       }
     )
   }
+
+  getPoolMetrics(id_product) {
+    // Use the product metrics endpoint to get additional metrics
+    // for a well.
+    return this.fetchWrapper(this.buildUrl(['products', id_product, 'seq_level', 'pool']));
+  }
 }
diff --git a/frontend/src/views/__tests__/WellsByRun.spec.js b/frontend/src/views/__tests__/WellsByRun.spec.js
index fa1991e..828ae60 100644
--- a/frontend/src/views/__tests__/WellsByRun.spec.js
+++ b/frontend/src/views/__tests__/WellsByRun.spec.js
@@ -136,8 +136,9 @@ describe('Does it work?', async () => {
 
   test('Click a well selection, QC View appears (because URL alters)', async () => {
     // Not providing precisely the right data, but serves for the component
-    fetch.mockResponseOnce(
-      JSON.stringify(secondaryRun)
+    fetch.mockResponses(
+      [JSON.stringify(secondaryRun)], // well QC data loading
+      [JSON.stringify({})] // Pool stats loading
     )
 
     let buttons = wrapper.findAll('button')
@@ -168,16 +169,15 @@ describe('Does it work?', async () => {
       ]
     )
     await wrapper.setProps({runName: ['TRACTION-RUN-211', 'TRACTION-RUN-210']})
+    await flushPromises()
 
-    test('Table now contains wells from both runs', () => {
-      const table = wrapper.get('table')
-      expect(table.exists()).toBe(true)
+    const table = wrapper.get('table')
+    expect(table.exists()).toBe(true)
 
-      expect(table.find('TRACTION-RUN-211').exists()).toBe(true)
-      expect(table.find('TRACTION-RUN-210').exists()).toBe(true)
+    expect(table.find("td#TRACTION-RUN-211").exists()).toBe(true)
+    expect(table.find("td#TRACTION-RUN-210").exists()).toBe(true)
 
-      const rows = table.findAll('tr')
-      expect(rows.length).toEqual(4)
-    })
+    const rows = table.findAll('tr')
+    expect(rows.length).toEqual(4)
   })
 })
diff --git a/lang_qc/endpoints/pacbio_well.py b/lang_qc/endpoints/pacbio_well.py
index eea981a..e72e7c9 100644
--- a/lang_qc/endpoints/pacbio_well.py
+++ b/lang_qc/endpoints/pacbio_well.py
@@ -225,17 +225,17 @@ def get_seq_metrics(
         status.HTTP_409_CONFLICT: {"description": "Missing or incomplete LIMS data"},
         status.HTTP_422_UNPROCESSABLE_ENTITY: {"description": "Invalid product ID"},
     },
-    response_model=QCPoolMetrics,
+    response_model=QCPoolMetrics | None,
 )
 def get_product_metrics(
     id_product: PacBioWellSHA256, mlwhdb_session: Session = Depends(get_mlwh_db)
-) -> QCPoolMetrics:
+) -> QCPoolMetrics | None:
 
     mlwh_well = _find_well_product_or_error(id_product, mlwhdb_session)
     try:
         metrics = QCPoolMetrics(db_well=mlwh_well)
-    except MissingLimsDataError as err:
-        raise HTTPException(409, detail=str(err))
+    except MissingLimsDataError:
+        return
 
     return metrics
 
diff --git a/lang_qc/models/pacbio/qc_data.py b/lang_qc/models/pacbio/qc_data.py
index 6aa6a0a..ca29192 100644
--- a/lang_qc/models/pacbio/qc_data.py
+++ b/lang_qc/models/pacbio/qc_data.py
@@ -173,7 +173,7 @@ class SampleDeplexingStats(BaseModel):
     tag1_name: str | None
     tag2_name: str | None
     deplexing_barcode: str | None
-    hifi_read_bases: int | None
+    hifi_read_bases: float | None = Field(title="HiFi read bases (Gb)")
     hifi_num_reads: int | None
     hifi_read_length_mean: float | None
     hifi_bases_percent: float | None
@@ -208,7 +208,7 @@ def pre_root(cls, values: dict[str, Any]) -> dict[str, Any]:
         if well is None:
             raise ValueError(f"None {db_well_key_name} value is not allowed.")
 
-        cov: float = None
+        cov: float | None = None
         sample_stats = []
 
         if well.demultiplex_mode and "Instrument" in well.demultiplex_mode:
@@ -227,21 +227,21 @@ def pre_root(cls, values: dict[str, Any]) -> dict[str, Any]:
                 cov = None
             else:
                 hifi_reads = [prod.hifi_num_reads for prod in product_metrics]
-                cov = stdev(hifi_reads) / mean(hifi_reads) * 100
+                cov = round(stdev(hifi_reads) / mean(hifi_reads) * 100, 2)
 
-            for (i, prod) in enumerate(product_metrics):
+            for i, prod in enumerate(product_metrics):
                 sample_stats.append(
                     SampleDeplexingStats(
                         id_product=prod.id_pac_bio_product,
                         tag1_name=lib_lims_data[i].tag_identifier,
                         tag2_name=lib_lims_data[i].tag2_identifier,
                         deplexing_barcode=prod.barcode4deplexing,
-                        hifi_read_bases=prod.hifi_read_bases,
+                        hifi_read_bases=convert_to_gigabase(prod, "hifi_read_bases"),
                         hifi_num_reads=prod.hifi_num_reads,
                         hifi_read_length_mean=prod.hifi_read_length_mean,
                         hifi_bases_percent=prod.hifi_bases_percent,
                         percentage_total_reads=(
-                            prod.hifi_num_reads / well.hifi_num_reads * 100
+                            round(prod.hifi_num_reads / well.hifi_num_reads * 100, 2)
                             if (well.hifi_num_reads and prod.hifi_num_reads)
                             else None
                         ),
diff --git a/tests/fixtures/sample_data.py b/tests/fixtures/sample_data.py
index e86fbb5..436cc67 100644
--- a/tests/fixtures/sample_data.py
+++ b/tests/fixtures/sample_data.py
@@ -59,9 +59,9 @@ def simplex_run(request, mlwhdb_test_session):
             tags=tag1,
         ).hash_product_id(),
         qc=1,
-        hifi_read_bases=900,
+        hifi_read_bases=90000000,
         hifi_num_reads=10,
-        hifi_read_length_mean=90,
+        hifi_read_length_mean=9000000,
         barcode_quality_score_mean=34,
         hifi_bases_percent=90.001,
         pac_bio_run_well_metrics=well_metrics_a1,
@@ -148,9 +148,9 @@ def multiplexed_run(mlwhdb_test_session):
             tags=tag1,
         ).hash_product_id(),
         qc=1,
-        hifi_read_bases=900,
+        hifi_read_bases=90000000,
         hifi_num_reads=20,
-        hifi_read_length_mean=45,
+        hifi_read_length_mean=4500000,
         barcode_quality_score_mean=34,
         hifi_bases_percent=90.001,
         pac_bio_run_well_metrics=well_metrics_b1,
@@ -180,9 +180,9 @@ def multiplexed_run(mlwhdb_test_session):
             tags=tag1_2,
         ).hash_product_id(),
         qc=1,
-        hifi_read_bases=100,
+        hifi_read_bases=10000000,
         hifi_num_reads=10,
-        hifi_read_length_mean=10,
+        hifi_read_length_mean=1000000,
         barcode_quality_score_mean=34,
         hifi_bases_percent=100.00,
         pac_bio_run_well_metrics=well_metrics_b1,
diff --git a/tests/test_pac_bio_qc_data_well.py b/tests/test_pac_bio_qc_data_well.py
index 772a9cb..fb83be2 100644
--- a/tests/test_pac_bio_qc_data_well.py
+++ b/tests/test_pac_bio_qc_data_well.py
@@ -132,19 +132,19 @@ def test_pool_metrics_from_well(mlwhdb_test_session, multiplexed_run):
     for metrics in [metrics_via_db, metrics_direct]:
         assert (
             int(metrics.pool_coeff_of_variance) == 47
-        ), "Variance between 20 and 10 is ~47%"
+        ), "Variance between 20 reads and 10 reads is ~47%"
 
-        assert metrics.products[0].hifi_read_bases == 100
+        assert metrics.products[0].hifi_read_bases == 0.01
         assert (
-            metrics.products[1].hifi_read_bases == 900
-        ), "hifi read base counts are faithfully copied"
+            metrics.products[1].hifi_read_bases == 0.09
+        ), "hifi read base counts are scaled to Gigabases"
 
         assert (
-            int(metrics.products[0].percentage_total_reads) == 33
-        ), "10 of 30 reads is 33.3%"
+            metrics.products[0].percentage_total_reads == 33.33
+        ), "10Mb of 30Mb reads is 33.33% (2 d.p.)"
         assert (
-            int(metrics.products[1].percentage_total_reads) == 66
-        ), "20 of 30 reads is 66.6%"
+            metrics.products[1].percentage_total_reads == 66.67
+        ), "20Mb of 30Mb reads is 66.67% (2 d.p.)"
 
 
 def test_errors_instantiating_pool_metrics(mlwhdb_test_session):