diff --git a/src/views/dataSearch.vue b/src/views/dataSearch.vue
index 4acc6f7..8d6cf7d 100644
--- a/src/views/dataSearch.vue
+++ b/src/views/dataSearch.vue
@@ -32,7 +32,7 @@
               <div class="left4_top">
                 <p @click="openList(item, 'list')"
                   style="font-weight: 400;font-size: 14px;cursor: pointer;color: #409eff">{{ item.dataset_name }} <span
-                    class="mileage">{{ item.file_total }}</span></p>
+                    class="mileage sample-file-total">{{ item.file_total }}</span></p>
                 <span class="org">{{ item.create_time }}</span>
               </div>
               <ul v-show="currenId == item.tsy_id && fold">
@@ -472,6 +472,18 @@ export default {
         }
       })
     },
+    /**
+     * 数据样品集：仅保留潜次序号以 FDZ、SY 开头的记录
+     * @param {Array<Object>} list 搜索结果列表
+     * @returns {Array<Object>}
+     */
+    filterSampleListByDivingSn(list) {
+      const allowedPrefixes = ['FDZ', 'SY']
+      return list.filter(item => {
+        const divingSn = String(item.diving_sn || '').trim().toUpperCase()
+        return allowedPrefixes.some(prefix => divingSn.startsWith(prefix))
+      })
+    },
     // 添加高亮图层
     addHighlightLayer(voyageName, i) {
       Vue.config.maps["dataSearchMap"].setPaintProperty(`vector-${voyageName}-line`, "line-width", 4);
@@ -520,10 +532,14 @@ export default {
     },
     // 获取数据样品集坐标点位
     getDataPoints(arr) {
-      if (!arr.length) return false
+      const filteredArr = this.filterSampleListByDivingSn(arr)
+      if (!filteredArr.length) {
+        this.dataList = []
+        return false
+      }
       let i = 0;
-      const colors = ColorGenerator.generateDivergingColors(arr.length);
-      arr.forEach(item => {
+      const colors = ColorGenerator.generateDivergingColors(filteredArr.length);
+      filteredArr.forEach(item => {
         // 加载测线/站位所在航次的轨迹
         // loadVectorLayer({layerId:item.voyage_name, features:["line", "symbol"], colors:[colors[i], colors[i]], visibility:"visible", mapId:"dataSearchMap", workspace:"dsds"});
         // 添加测线/站位图层
@@ -534,7 +550,7 @@ export default {
         }
         i++;
       })
-      const voyageList = arr
+      const voyageList = filteredArr
       voyageList.map(item => {
         if (item.job_type === '测线作业') {
           // 获取样品列表
@@ -770,6 +786,15 @@ export default {
         >.left4 {
           flex: 1;
           min-height: 0;
+
+          /** 数据样品集：文件数量紧跟数据集名称，字号加大 */
+          .left4_1 .left4_top p .sample-file-total {
+            float: none;
+            margin-left: 100px;
+            font-size: 16px;
+            font-weight: 600;
+            vertical-align: baseline;
+          }
         }
 
         /** 数据样品集：设备类型、数据样品类型各占一整行 */