Week 1: September 15, 2015
(regular season record) / votes (first-place votes) / (previous ranking)
1. StFX (1-0) / 209 points (15) / (-)
2. Queen's (1-0) / 163 (1) / (-)
3. Ottawa (2-0) / 156 (1) / (-)
4. McMaster (0-1) / 135 / (-)
5. Guelph (1-0) / 131 (2) / (-)
6. Alberta (0-0) / 110 (1) / (-)
7. Western (1-0) / 105 (1) / (-)
8. Concordia (2-0) / 66 / (-)
9. Acadia (1-0) / 41 / (-)
10. Calgary (0-0) / 20 / (-)
Other teams receiving votes: Laval (18), Victoria (14), York (3), Montreal (3), McGill (1), Waterloo (1).
Week 2: September 22, 2015
(regular season record) / votes (first-place votes) / (previous ranking)
1. StFX (2-0) / 226 points (16) / (1)
2. Ottawa (4-0) / 179 / (3)
3. Guelph (2-0) / 173 (5) / (5)
4. Queen's (2-0) / 166 / (2)
5. McMaster (1-1) / 125 (1) / (4)
6. Calgary (1-0) / 100 / (10)
7. Concordia (3-0) / 79 / (8)
8. Acadia (2-0) / 60 / (9)
9. Alberta (0-1) / 40 / (6)
10. Laval (2-1) / 32 / (NR)
Other teams receiving votes: Western (20), York (15), Victoria (8).
Week 3: September 29, 2015
(regular season record) / votes (first-place votes) / (previous ranking)
1. Ottawa (5-0) / 239 points (16) / (2)
2. Guelph (3-0) / 217 (7) / (3)
3. Queen's (3-0) / 187 / (4)
4. StFX (2-1) / 138 / (1)
5. McMaster (2-1) / 137 / (5)
6. Calgary (3-0) / 126 / (6)
7. Acadia (3-0) / 124 (1) / (8)
8. Concordia (3-1) / 66 / (7)
9. Laval (3-1) / 43 / (10)
10. Alberta (0-1) / 29 / (9)
Other teams receiving votes: Victoria (18), Western (13), York (4), Montreal (3).
Week 4: October 6, 2015
(regular season record) / votes (first-place votes) / (previous ranking)
1. Ottawa (6-0) / 201 points (12) / (1)
2. Guelph (4-0) / 190 (5) / (2)
3. Queen's (4-0) / 161 / (3)
4. McMaster (3-1) / 123 (1) / (5)
5. Acadia (4-0) / 122 (2) / (7)
6. StFX (3-1) / 119 / (4)
7. Calgary (3-0) / 113 (1) / (6)
8. Concordia (4-1) / 55 / (8)
9. Laval (4-1) / 33 / (9)
10. Alberta (1-1) / 31 / (10)
Other teams receiving votes: Victoria (17), Western (11).
Week 5: October 13, 2015
(regular season record) / votes (first-place votes) / (previous ranking)
1. Guelph (5-0) / 203 points (7) / (2)
2. Ottawa (6-0) / 200 (12) / (1)
3. McMaster (4-1) / 138 (1) / (4)
4. Acadia (5-0) / 135 (1) / (5)
5. Queen's (4-1) / 134 / (3)
6. StFX (3-1) / 103 / (6)
7. Calgary (3-0) / 93 / (7)
8. Concordia (5-1) / 73 / (8)
9. Laval (4-2) / 38 / (9)
10. Alberta (1-1) / 30 / (10)
Other teams receiving votes: Victoria (18), Western (11).
Week 6: October 20, 2015
(regular season / playoff records) / votes (first-place votes) / (previous ranking)
1. Guelph (5-0 / 1-0) / 243 points (14) / (1)
2. Ottawa (7-0) / 224 (9) / (2)
3. McMaster (4-1 / 1-0) / 160 (1) / (3)
4. Queen's (4-1 / 1-0) / 151 / (5)
5. StFX (5-1) / 149 / (6)
6. Calgary (4-0) / 123 / (7)
7. Acadia (5-1) / 114 / (4)
8. Concordia (6-1) / 75 / (8)
9. Alberta (3-1) / 52 / (10)
10. Laval (5-2) / 32 / (9)
Other teams receiving votes: Victoria (10), Western (7), York (3), Lethbridge (1).