diff --git a/q2_moshpit/busco/types/__init__.py b/q2_moshpit/busco/types/__init__.py
new file mode 100644
index 00000000..2c8611e4
--- /dev/null
+++ b/q2_moshpit/busco/types/__init__.py
@@ -0,0 +1,14 @@
+# ----------------------------------------------------------------------------
+# Copyright (c) 2022-2023, QIIME 2 development team.
+#
+# Distributed under the terms of the Modified BSD License.
+#
+# The full license is in the file LICENSE, distributed with this software.
+# ----------------------------------------------------------------------------
+from ._format import BUSCOResultsFormat, BUSCOResultsDirectoryFormat
+from ._type import BUSCOResults
+
+
+__all__ = [
+    'BUSCOResults', 'BUSCOResultsFormat', 'BUSCOResultsDirectoryFormat'
+]
diff --git a/q2_moshpit/busco/types/_format.py b/q2_moshpit/busco/types/_format.py
new file mode 100644
index 00000000..94edfc82
--- /dev/null
+++ b/q2_moshpit/busco/types/_format.py
@@ -0,0 +1,47 @@
+# ----------------------------------------------------------------------------
+# Copyright (c) 2022-2023, QIIME 2 development team.
+#
+# Distributed under the terms of the Modified BSD License.
+#
+# The full license is in the file LICENSE, distributed with this software.
+# ----------------------------------------------------------------------------
+import csv
+
+from qiime2.core.exceptions import ValidationError
+from qiime2.plugin import model
+
+
+class BUSCOResultsFormat(model.TextFileFormat):
+    HEADER = [
+        "mag_id", "sample_id", "input_file", "dataset", "complete",
+        "single", "duplicated", "fragmented", "missing", "n_markers",
+        "scaffold_n50", "contigs_n50", "percent_gaps", "scaffolds",
+        "length"
+    ]
+
+    def _validate(self, n_records=None):
+        with self.open() as fh:
+            reader = csv.reader(fh, delimiter='\t')
+            headers = next(reader)
+
+            if set(headers) != set(self.HEADER):
+                raise ValidationError(
+                    f'Invalid header: {headers}, expected: {self.HEADER}'
+                )
+
+            for i, row in enumerate(reader, start=2):
+                if len(row) != len(self.HEADER):
+                    raise ValidationError(f'Line {i} has {len(row)} columns, expected {len(self.HEADER)}')
+
+                if n_records is not None and i - 1 >= n_records:
+                    break
+
+    def _validate_(self, level):
+        record_count_map = {'min': 100, 'max': None}
+        self._validate(record_count_map[level])
+
+
+BUSCOResultsDirectoryFormat = model.SingleFileDirectoryFormat(
+    'BUSCOResultsDirectoryFormat', 'busco_results.tsv',
+    BUSCOResultsFormat
+)
diff --git a/q2_moshpit/busco/types/_transformer.py b/q2_moshpit/busco/types/_transformer.py
new file mode 100644
index 00000000..37ed0969
--- /dev/null
+++ b/q2_moshpit/busco/types/_transformer.py
@@ -0,0 +1,40 @@
+# ----------------------------------------------------------------------------
+# Copyright (c) 2022-2023, QIIME 2 development team.
+#
+# Distributed under the terms of the Modified BSD License.
+#
+# The full license is in the file LICENSE, distributed with this software.
+# ----------------------------------------------------------------------------
+import pandas as pd
+from qiime2 import Metadata
+
+from . import BUSCOResultsFormat
+from ...plugin_setup import plugin
+
+
+def _read_dataframe(fh: str, header=0):
+    df = pd.read_csv(fh, sep='\t', header=header, index_col=0, dtype='str')
+    df.index.name = 'id'
+    return df
+
+
+@plugin.register_transformer
+def _1(ff: BUSCOResultsFormat) -> pd.DataFrame:
+    with ff.open() as fh:
+        df = _read_dataframe(fh)
+        return df
+
+
+@plugin.register_transformer
+def _2(data: pd.DataFrame) -> BUSCOResultsFormat:
+    ff = BUSCOResultsFormat()
+    with ff.open() as fh:
+        data.to_csv(fh, sep='\t', index=False, header=True)
+    return ff
+
+
+@plugin.register_transformer
+def _3(ff: BUSCOResultsFormat) -> Metadata:
+    with ff.open() as fh:
+        df = _read_dataframe(fh)
+        return Metadata(df)
diff --git a/q2_moshpit/busco/types/_type.py b/q2_moshpit/busco/types/_type.py
new file mode 100644
index 00000000..cf267214
--- /dev/null
+++ b/q2_moshpit/busco/types/_type.py
@@ -0,0 +1,11 @@
+# ----------------------------------------------------------------------------
+# Copyright (c) 2022-2023, QIIME 2 development team.
+#
+# Distributed under the terms of the Modified BSD License.
+#
+# The full license is in the file LICENSE, distributed with this software.
+# ----------------------------------------------------------------------------
+from qiime2.core.type import SemanticType
+
+
+BUSCOResults = SemanticType('BUSCOResults')