diff --git a/google/cloud/bigtable_v2/services/bigtable/transports/__init__.py b/google/cloud/bigtable_v2/services/bigtable/transports/__init__.py
index e56a7764f..ae5c1cf72 100644
--- a/google/cloud/bigtable_v2/services/bigtable/transports/__init__.py
+++ b/google/cloud/bigtable_v2/services/bigtable/transports/__init__.py
@@ -28,12 +28,14 @@
 _transport_registry = OrderedDict()  # type: Dict[str, Type[BigtableTransport]]
 _transport_registry["grpc"] = BigtableGrpcTransport
 _transport_registry["grpc_asyncio"] = BigtableGrpcAsyncIOTransport
+_transport_registry["pooled_grpc_asyncio"] = PooledBigtableGrpcAsyncIOTransport
 _transport_registry["rest"] = BigtableRestTransport
 
 __all__ = (
     "BigtableTransport",
     "BigtableGrpcTransport",
     "BigtableGrpcAsyncIOTransport",
+    "PooledBigtableGrpcAsyncIOTransport",
     "BigtableRestTransport",
     "BigtableRestInterceptor",
 )