diff --git a/anglerfish/anglerfish.py b/anglerfish/anglerfish.py
index 4b3450d..1243a07 100755
--- a/anglerfish/anglerfish.py
+++ b/anglerfish/anglerfish.py
@@ -18,7 +18,7 @@
     Alignment,
     categorize_matches,
     cluster_matches,
-    parse_reads_alns_from_paf,
+    map_reads_to_alns,
     run_minimap2,
     write_demuxedfastq,
 )
@@ -139,12 +139,14 @@ def run_demux(args):
                 for i in f:
                     num_fq += 1
         num_fq = int(num_fq / 4)
-        reads_alns: dict[str, list[Alignment]] = parse_reads_alns_from_paf(align_path)
+        reads_to_alns: dict[str, list[Alignment]] = map_reads_to_alns(align_path)
 
         # Make stats
         log.info(f" Searching for adaptor hits in {adaptor_bc_name}")
         fragments, singletons, concats, unknowns = categorize_matches(
-            adaptor_name + "_i5", adaptor_name + "_i7", reads_alns
+            i5_name=f"{adaptor_name}_i5",
+            i7_name=f"{adaptor_name}_i7",
+            reads_to_alns=reads_to_alns,
         )
         stats = AlignmentStat(adaptor_bc_name)
         stats.compute_pafstats(num_fq, fragments, singletons, concats, unknowns)
diff --git a/anglerfish/demux/demux.py b/anglerfish/demux/demux.py
index eeb7424..989c3e7 100644
--- a/anglerfish/demux/demux.py
+++ b/anglerfish/demux/demux.py
@@ -99,7 +99,7 @@ def __init__(self, paf_line: str):
         self.sample: str | None = None
 
 
-def parse_reads_alns_from_paf(
+def map_reads_to_alns(
     paf_path: str, min_qual: int = 1, complex_identifier: bool = False
 ) -> dict[str, list[Alignment]]:
     """
@@ -107,7 +107,7 @@ def parse_reads_alns_from_paf(
 
     Outputs:
 
-        reads_alns = {
+        reads_to_alns = {
             "read1": [
                 aln_read1_adaptor1_i5,
                 aln_read1_adaptor1_i7,
@@ -124,12 +124,12 @@ def parse_reads_alns_from_paf(
         }
 
     complex_identifier = False (default)
-        --> The keys will be on the form "{read}".
+        --> The keys will be on the form "{read_name}".
 
     complex_identifier = True
-        --> The keys will be on the form "{read}_{i5_or_i7}_{strand_str}".
+        --> The keys will be on the form "{read_name}_{i5_or_i7}_{strand_str}".
     """
-    reads_alns: dict = {}
+    reads_to_alns: dict = {}
     with open(paf_path) as paf:
         for paf_line in paf:
             try:
@@ -153,16 +153,16 @@ def parse_reads_alns_from_paf(
                 log.debug(f"Low quality alignment: {aln.read_name}")
                 continue
 
-            if key in reads_alns.keys():
-                reads_alns[key].append(aln)
+            if key in reads_to_alns.keys():
+                reads_to_alns[key].append(aln)
             else:
-                reads_alns[key] = [aln]
+                reads_to_alns[key] = [aln]
 
-    return reads_alns
+    return reads_to_alns
 
 
 def categorize_matches(
-    i5_name: str, i7_name: str, reads_alns: dict[str, list[Alignment]]
+    i5_name: str, i7_name: str, reads_to_alns: dict[str, list[Alignment]]
 ) -> tuple[
     dict[str, list[Alignment]],
     dict[str, list[Alignment]],
@@ -183,7 +183,7 @@ def categorize_matches(
     singletons = {}
     concats = {}
     unknowns = {}
-    for read, alns in reads_alns.items():
+    for read, alns in reads_to_alns.items():
         sorted_alns = []
         for i in range(len(alns) - 1):
             aln_i: Alignment = alns[i]
diff --git a/anglerfish/explore/explore.py b/anglerfish/explore/explore.py
index 99f3e2c..e39396a 100644
--- a/anglerfish/explore/explore.py
+++ b/anglerfish/explore/explore.py
@@ -6,7 +6,7 @@
 import pandas as pd
 
 from anglerfish.demux.adaptor import Adaptor, load_adaptors
-from anglerfish.demux.demux import Alignment, parse_reads_alns_from_paf, run_minimap2
+from anglerfish.demux.demux import Alignment, map_reads_to_alns, run_minimap2
 from anglerfish.explore.entropy import calculate_relative_entropy
 
 logging.basicConfig(level=logging.INFO)
@@ -72,7 +72,7 @@ def run_explore(
     adaptors_included = []
     for adaptor, aln_path in adaptors_and_aln_paths:
         log.info(f"Parsing {adaptor.name}")
-        reads_alns: dict[str, list[Alignment]] = parse_reads_alns_from_paf(
+        reads_alns: dict[str, list[Alignment]] = map_reads_to_alns(
             aln_path, complex_identifier=True
         )
 
diff --git a/tests/test_anglerfish/test_demux/test_demux.py b/tests/test_anglerfish/test_demux/test_demux.py
index feb8d6b..60669ac 100644
--- a/tests/test_anglerfish/test_demux/test_demux.py
+++ b/tests/test_anglerfish/test_demux/test_demux.py
@@ -112,7 +112,7 @@ def test_run_minimap2(fixture):
 
 
 def test_parse_alns_from_path(fixture):
-    reads_alns = to_test.parse_reads_alns_from_paf(fixture["paf_single"])
+    reads_alns = to_test.map_reads_to_alns(fixture["paf_single"])
 
     for read_name, alns in reads_alns.items():
         assert read_name == "0ad8bdb6-e009-43c5-95b1-d381e699f983"
@@ -165,10 +165,10 @@ def test_parse_cs(fixture):
 def test_layout_matches(fixture):
     i5_name = "truseq_i5"
     i7_name = "truseq_i7"
-    reads_alns = to_test.parse_reads_alns_from_paf(fixture["paf_multiple"])
+    reads_alns = to_test.map_reads_to_alns(fixture["paf_multiple"])
 
     layout = to_test.categorize_matches(
-        i5_name=i5_name, i7_name=i7_name, reads_alns=reads_alns
+        i5_name=i5_name, i7_name=i7_name, reads_to_alns=reads_alns
     )
     fragments, singletons, concats, unknowns = layout