diff --git a/backend/src/main/java/com/yfd/platform/qgc_env/wte/controller/WeFishController.java b/backend/src/main/java/com/yfd/platform/qgc_env/wte/controller/WeFishController.java
index f3e8289c..fde8e0a3 100644
--- a/backend/src/main/java/com/yfd/platform/qgc_env/wte/controller/WeFishController.java
+++ b/backend/src/main/java/com/yfd/platform/qgc_env/wte/controller/WeFishController.java
@@ -39,6 +39,12 @@ public class WeFishController {
         return ResponseResult.successData(weFishService.getMsstbprptList(dataSourceRequest));
     }
 
+    @PostMapping("/wva/year/GetKendoListCust")
+    @Operation(summary = "野生动物监测默认有数据的年份和月份")
+    public ResponseResult getWvaDefaultYearList(@RequestBody DataSourceRequest dataSourceRequest) {
+        return ResponseResult.successData(weFishService.getWvaDefaultYearList(dataSourceRequest));
+    }
+
     @PostMapping("/we/fisht/year/qgc/GetKendoListCust")
     @Operation(summary = "全过程沿程鱼类变化情况有数据的流域和年份")
     public ResponseResult getQgcFishStaticsYearList(@RequestBody DataSourceRequest dataSourceRequest) {
diff --git a/backend/src/main/java/com/yfd/platform/qgc_env/wte/entity/vo/WeWvaYearQgcVo.java b/backend/src/main/java/com/yfd/platform/qgc_env/wte/entity/vo/WeWvaYearQgcVo.java
new file mode 100644
index 00000000..ef90a362
--- /dev/null
+++ b/backend/src/main/java/com/yfd/platform/qgc_env/wte/entity/vo/WeWvaYearQgcVo.java
@@ -0,0 +1,12 @@
+package com.yfd.platform.qgc_env.wte.entity.vo;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+@Data
+@Schema(description = "野生动物监测默认有数据的年月")
+public class WeWvaYearQgcVo {
+
+    @Schema(description = "年月，格式yyyy-MM")
+    private String ym;
+}
diff --git a/backend/src/main/java/com/yfd/platform/qgc_env/wte/service/WeFishService.java b/backend/src/main/java/com/yfd/platform/qgc_env/wte/service/WeFishService.java
index b2baca1f..f8ce3fa4 100644
--- a/backend/src/main/java/com/yfd/platform/qgc_env/wte/service/WeFishService.java
+++ b/backend/src/main/java/com/yfd/platform/qgc_env/wte/service/WeFishService.java
@@ -9,6 +9,7 @@ import com.yfd.platform.qgc_env.wte.entity.vo.WeFishPointQgcVo;
 import com.yfd.platform.qgc_env.wte.entity.vo.WeFishStatQgcVo;
 import com.yfd.platform.qgc_env.wte.entity.vo.WeFishTQgcVo;
 import com.yfd.platform.qgc_env.wte.entity.vo.WeStaticsVo;
+import com.yfd.platform.qgc_env.wte.entity.vo.WeWvaYearQgcVo;
 
 import java.util.List;
 import java.util.Map;
@@ -21,6 +22,8 @@ public interface WeFishService {
 
     DataSourceResult<WeMsstbprptVo> getMsstbprptList(DataSourceRequest dataSourceRequest);
 
+    DataSourceResult<WeWvaYearQgcVo> getWvaDefaultYearList(DataSourceRequest dataSourceRequest);
+
     DataSourceResult<Map<String, List<String>>> getQgcFishStaticsYearList(DataSourceRequest dataSourceRequest);
 
     DataSourceResult<WeStaticsVo> getQgcWeFishStatics(DataSourceRequest dataSourceRequest);
diff --git a/backend/src/main/java/com/yfd/platform/qgc_env/wte/service/impl/WeFishServiceImpl.java b/backend/src/main/java/com/yfd/platform/qgc_env/wte/service/impl/WeFishServiceImpl.java
index cac9c489..8b5697c0 100644
--- a/backend/src/main/java/com/yfd/platform/qgc_env/wte/service/impl/WeFishServiceImpl.java
+++ b/backend/src/main/java/com/yfd/platform/qgc_env/wte/service/impl/WeFishServiceImpl.java
@@ -18,6 +18,7 @@ import com.yfd.platform.qgc_env.wte.entity.vo.WeFishStatQgcVo;
 import com.yfd.platform.qgc_env.wte.entity.vo.WeFishTQgcVo;
 import com.yfd.platform.qgc_env.wte.entity.vo.WeRvcdYearVo;
 import com.yfd.platform.qgc_env.wte.entity.vo.WeStaticsVo;
+import com.yfd.platform.qgc_env.wte.entity.vo.WeWvaYearQgcVo;
 import com.yfd.platform.qgc_env.wte.service.WeFishService;
 import com.yfd.platform.utils.QgcQueryWrapperUtil;
 import jakarta.annotation.Resource;
@@ -185,6 +186,46 @@ public class WeFishServiceImpl implements WeFishService {
         return result;
     }
 
+    @Override
+    public DataSourceResult<WeWvaYearQgcVo> getWvaDefaultYearList(DataSourceRequest dataSourceRequest) {
+        DataSourceLoadOptionsBase loadOptions = dataSourceRequest == null ? null : dataSourceRequest.toDevRequest();
+        Map<String, Object> paramMap = new HashMap<>();
+
+        String filterSql = buildWeWvaYearFilterCondition(
+                dataSourceRequest == null ? null : dataSourceRequest.getFilter(),
+                paramMap,
+                new int[]{0}
+        );
+
+        StringBuilder sql = new StringBuilder();
+        sql.append("SELECT TO_CHAR(a.TM, 'yyyy') || '-' || TO_CHAR(a.TM, 'MM') AS ym ")
+                .append("FROM SD_WVA_R a ")
+                .append("INNER JOIN SD_AIMONITOR_B_H b ON a.STCD = b.STCD ")
+                .append("WHERE NVL(a.IS_DELETED, 0) = 0 ")
+                .append("AND NVL(b.IS_DELETED, 0) = 0 ")
+                .append("AND b.STTP = 'WVA' ");
+        if (StrUtil.isNotBlank(filterSql)) {
+            sql.append("AND ").append(filterSql).append(" ");
+        }
+        sql.append("GROUP BY TO_CHAR(a.TM, 'yyyy'), TO_CHAR(a.TM, 'MM') ")
+                .append("ORDER BY TO_CHAR(a.TM, 'yyyy') DESC, TO_CHAR(a.TM, 'MM') DESC");
+
+        Page<?> page = loadOptions == null ? null
+                : QgcQueryWrapperUtil.buildPage(loadOptions, loadOptions.getSkip(), loadOptions.getTake());
+        List<WeWvaYearQgcVo> list = microservicDynamicSQLMapper.pageAllListWithResultType(
+                page,
+                sql.toString(),
+                paramMap,
+                WeWvaYearQgcVo.class
+        );
+
+        DataSourceResult<WeWvaYearQgcVo> result = new DataSourceResult<>();
+        result.setData(list);
+        result.setTotal((long) list.size());
+        result.setAggregates(new HashMap<>());
+        return result;
+    }
+
     @Override
     public DataSourceResult<Map<String, List<String>>> getQgcFishStaticsYearList(DataSourceRequest dataSourceRequest) {
         Map<String, Object> paramMap = new HashMap<>();
@@ -695,6 +736,117 @@ public class WeFishServiceImpl implements WeFishService {
         return sql.toString();
     }
 
+    private String buildWeWvaYearFilterCondition(DataSourceRequest.FilterDescriptor filter,
+                                                 Map<String, Object> paramMap,
+                                                 int[] indexHolder) {
+        if (filter == null) {
+            return "";
+        }
+        if (StrUtil.isNotBlank(filter.getField())) {
+            return buildWeWvaYearLeafCondition(filter, paramMap, indexHolder);
+        }
+        if (CollUtil.isEmpty(filter.getFilters())) {
+            return "";
+        }
+        List<String> conditions = new ArrayList<>();
+        for (DataSourceRequest.FilterDescriptor child : filter.getFilters()) {
+            String childSql = buildWeWvaYearFilterCondition(child, paramMap, indexHolder);
+            if (StrUtil.isNotBlank(childSql)) {
+                conditions.add("(" + childSql + ")");
+            }
+        }
+        if (conditions.isEmpty()) {
+            return "";
+        }
+        String logic = "or".equalsIgnoreCase(filter.getLogic()) ? " OR " : " AND ";
+        return String.join(logic, conditions);
+    }
+
+    private String buildWeWvaYearLeafCondition(DataSourceRequest.FilterDescriptor filter,
+                                               Map<String, Object> paramMap,
+                                               int[] indexHolder) {
+        String column = mapWeWvaYearColumn(filter.getField());
+        if (StrUtil.isBlank(column)) {
+            return "";
+        }
+        String operator = StrUtil.blankToDefault(filter.getOperator(), "eq").toLowerCase();
+        if ("isnull".equals(operator)) {
+            return column + " IS NULL";
+        }
+        if ("isnotnull".equals(operator)) {
+            return column + " IS NOT NULL";
+        }
+        if ("isempty".equals(operator)) {
+            return "(" + column + " IS NULL OR " + column + " = '')";
+        }
+        if ("isnotempty".equals(operator)) {
+            return "(" + column + " IS NOT NULL AND " + column + " <> '')";
+        }
+        if ("in".equals(operator) || "ni".equals(operator)) {
+            List<Object> values = normalizeWeFishQgcValues(filter.getValue());
+            if (values.isEmpty()) {
+                return "";
+            }
+            List<String> placeholders = new ArrayList<>();
+            for (Object value : values) {
+                if (value == null || StrUtil.isBlank(String.valueOf(value).trim())) {
+                    continue;
+                }
+                String key = "weWvaYearP" + indexHolder[0]++;
+                paramMap.put(key, String.valueOf(value).trim());
+                placeholders.add("#{map." + key + "}");
+            }
+            if (placeholders.isEmpty()) {
+                return "";
+            }
+            return column + ("ni".equals(operator) ? " NOT IN (" : " IN (") + String.join(", ", placeholders) + ")";
+        }
+
+        Object rawValue = filter.getValue();
+        if (rawValue == null || StrUtil.isBlank(String.valueOf(rawValue).trim())) {
+            return "";
+        }
+        String text = String.valueOf(rawValue).trim();
+        String key = "weWvaYearP" + indexHolder[0]++;
+        return switch (operator) {
+            case "eq" -> {
+                paramMap.put(key, text);
+                yield column + " = #{map." + key + "}";
+            }
+            case "neq" -> {
+                paramMap.put(key, text);
+                yield column + " <> #{map." + key + "}";
+            }
+            case "contains" -> {
+                paramMap.put(key, "%" + text + "%");
+                yield column + " LIKE #{map." + key + "}";
+            }
+            case "doesnotcontain" -> {
+                paramMap.put(key, "%" + text + "%");
+                yield column + " NOT LIKE #{map." + key + "}";
+            }
+            default -> "";
+        };
+    }
+
+    private String mapWeWvaYearColumn(String field) {
+        if (StrUtil.isBlank(field)) {
+            return null;
+        }
+        return switch (field) {
+            case "stcd" -> "a.STCD";
+            case "tm" -> "a.TM";
+            case "fid" -> "a.FID";
+            case "stnm" -> "b.STNM";
+            case "sttpCode" -> "b.STTP";
+            case "rstcd" -> "b.RSTCD";
+            case "baseId" -> "b.BASE_ID";
+            case "hbrvcd" -> "b.HBRVCD";
+            case "ym" -> "TO_CHAR(a.TM, 'yyyy') || '-' || TO_CHAR(a.TM, 'MM')";
+            default -> null;
+        };
+    }
+
     private String buildWeMsstbprptViewSql() {
         return "SELECT " +
                 "ai.STCD AS id, " +