| MBBA# | ScientificName | Common Name | Date | SiteCode | Town | COUNTY | Surveyor |
| 18648 | Bombus impatiens | Common Eastern Bumble Bee | 9-Oct-2019 | CAM001 | Hallowell | Kennebec | Murray, Catherine |
| 19168 | Bombus impatiens | Common Eastern Bumble Bee | 2-Aug-2019 | CAM003 | Readfield | Kennebec | Murray, Catherine |
| 19169 | Bombus impatiens | Common Eastern Bumble Bee | 2-Aug-2019 | CAM002 | Readfield | Kennebec | Murray, Catherine |
| 19171 | Bombus impatiens | Common Eastern Bumble Bee | 2-Aug-2019 | CAM002 | Readfield | Kennebec | Murray, Catherine |
| 19173 | Bombus impatiens | Common Eastern Bumble Bee | 1-Aug-2019 | CAM001 | Hallowell | Kennebec | Murray, Catherine |
| 19175 | Bombus impatiens | Common Eastern Bumble Bee | 1-Aug-2019 | CAM001 | Hallowell | Kennebec | Murray, Catherine |
| 19693 | Bombus impatiens | Common Eastern Bumble Bee | 2-Aug-2019 | CAM003 | Readfield | Kennebec | Murray, Catherine |
| 19694 | Bombus ternarius | Tri-colored Bumble Bee | 2-Aug-2019 | CAM004 | Readfield | Kennebec | Murray, Catherine |
| 19698 | Bombus impatiens | Common Eastern Bumble Bee | 2-Aug-2019 | CAM003 | Readfield | Kennebec | Murray, Catherine |
| 19701 | Bombus ternarius | Tri-colored Bumble Bee | 2-Aug-2019 | CAM004 | Readfield | Kennebec | Murray, Catherine |
| 22677 | Bombus bimaculatus | Two-spotted Bumble Bee | 25-May-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| 22678 | Bombus bimaculatus | Two-spotted Bumble Bee | 9-Jun-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| 22679 | Bombus griseocollis | Brown-belted Bumble Bee | 9-Jun-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| 23202 | Bombus impatiens | Common Eastern Bumble Bee | 25-May-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| A6280 | Bombus impatiens | Common Eastern Bumble Bee | 3-Jul-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6282 | Bombus bimaculatus | Two-spotted Bumble Bee | 16-Jun-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6283 | Bombus bimaculatus | Two-spotted Bumble Bee | 12-May-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6284 | Bombus impatiens | Common Eastern Bumble Bee | 11-Jul-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6287 | Bombus ternarius | Tri-colored Bumble Bee | 30-Sep-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6288 | Bombus impatiens | Common Eastern Bumble Bee | 30-Sep-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6289 | Bombus impatiens | Common Eastern Bumble Bee | 11-Sep-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6290 | Bombus ternarius | Tri-colored Bumble Bee | 31-Jul-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6291 | Bombus impatiens | Common Eastern Bumble Bee | 29-Sep-2019 | LRF008 | Vienna | Kennebec | Fontaine, Louis |
| A6292 | Bombus ternarius | Tri-colored Bumble Bee | 29-Sep-2019 | LRF008 | Vienna | Kennebec | Fontaine, Louis |
| A6293 | Bombus ternarius | Tri-colored Bumble Bee | 29-Sep-2019 | LRF011 | Vienna | Kennebec | Fontaine, Louis |
| A6294 | Bombus impatiens | Common Eastern Bumble Bee | 29-Sep-2019 | LRF008 | Vienna | Kennebec | Fontaine, Louis |
| A6295 | Bombus impatiens | Common Eastern Bumble Bee | 9-Aug-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6296 | Bombus ternarius | Tri-colored Bumble Bee | 29-Sep-2019 | LRF008 | Vienna | Kennebec | Fontaine, Louis |
| A6297 | Bombus impatiens | Common Eastern Bumble Bee | 29-Sep-2019 | LRF011 | Vienna | Kennebec | Fontaine, Louis |
| A6298 | Bombus bimaculatus | Two-spotted Bumble Bee | 9-Aug-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6299 | Bombus vagans | Half-black Bumble Bee | 9-Aug-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6300 | Bombus impatiens | Common Eastern Bumble Bee | 11-Sep-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6385 | Bombus impatiens | Common Eastern Bumble Bee | 31-Jul-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6387 | Bombus impatiens | Common Eastern Bumble Bee | 31-Jul-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6389 | Bombus ternarius | Tri-colored Bumble Bee | 19-Jul-2019 | LRF011 | Vienna | Kennebec | Fontaine, Louis |
| A6390 | Bombus impatiens | Common Eastern Bumble Bee | 16-Jun-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6391 | Bombus bimaculatus | Two-spotted Bumble Bee | 12-May-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6393 | Bombus impatiens | Common Eastern Bumble Bee | 30-Sep-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6394 | Bombus impatiens | Common Eastern Bumble Bee | 30-Sep-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6395 | Bombus vagans | Half-black Bumble Bee | 30-Sep-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6490 | Bombus impatiens | Common Eastern Bumble Bee | 11-Jul-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6491 | Bombus impatiens | Common Eastern Bumble Bee | 31-Jul-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6492 | Bombus griseocollis | Brown-belted Bumble Bee | 11-Jul-2019 | LRF001 | Sidney | Kennebec | Fontaine, Louis |
| A6493 | Bombus bimaculatus | Two-spotted Bumble Bee | 16-Jun-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6494 | Bombus impatiens | Common Eastern Bumble Bee | 31-Jul-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| A6699 | Bombus vagans | Half-black Bumble Bee | 19-Jul-2019 | KAH184 | Wayne | Kennebec | Sewell, Leyton |
| A6699 | Bombus vagans | Half-black Bumble Bee | 19-Jul-2019 | KAH184 | Wayne | Kennebec | Harkins, Kathleen |
| A6784 | Bombus impatiens | Common Eastern Bumble Bee | 19-Jul-2019 | KAH184 | Wayne | Kennebec | Harkins, Kathleen |
| A6784 | Bombus impatiens | Common Eastern Bumble Bee | 19-Jul-2019 | KAH184 | Wayne | Kennebec | Sewell, Leyton |
| B1219 | Bombus borealis | Northern Amber Bumble Bee | 31-Jul-2019 | ALK015 | Benton | Kennebec | Lappin, Olivia |
| B1219 | Bombus borealis | Northern Amber Bumble Bee | 31-Jul-2019 | ALK015 | Benton | Kennebec | Keller, Abby |
| B1220 | Bombus borealis | Northern Amber Bumble Bee | 31-Jul-2019 | ALK015 | Benton | Kennebec | Keller, Abby |
| B1220 | Bombus borealis | Northern Amber Bumble Bee | 31-Jul-2019 | ALK015 | Benton | Kennebec | Lappin, Olivia |
| B1221 | Bombus ternarius | Tri-colored Bumble Bee | 31-Jul-2019 | ALK015 | Benton | Kennebec | Keller, Abby |
| B1221 | Bombus ternarius | Tri-colored Bumble Bee | 31-Jul-2019 | ALK015 | Benton | Kennebec | Lappin, Olivia |
| B2067 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Selene |
| B2067 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Eric |
| B2069 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Selene |
| B2069 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Eric |
| B2071 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF086 | Winthrop | Kennebec | Frohmberg, Eric |
| B2071 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF086 | Winthrop | Kennebec | Frohmberg, Selene |
| B2072 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Eric |
| B2072 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Selene |
| B2073 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Eric |
| B2073 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Selene |
| B2076 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF086 | Winthrop | Kennebec | Frohmberg, Selene |
| B2076 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF086 | Winthrop | Kennebec | Frohmberg, Eric |
| B2077 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF086 | Winthrop | Kennebec | Frohmberg, Selene |
| B2077 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF086 | Winthrop | Kennebec | Frohmberg, Eric |
| B2078 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF086 | Winthrop | Kennebec | Frohmberg, Eric |
| B2078 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF086 | Winthrop | Kennebec | Frohmberg, Selene |
| B2079 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Eric |
| B2079 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Selene |
| B2083 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF086 | Winthrop | Kennebec | Frohmberg, Selene |
| B2083 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF086 | Winthrop | Kennebec | Frohmberg, Eric |
| B2086 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Eric |
| B2086 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Selene |
| B2186 | Bombus impatiens | Common Eastern Bumble Bee | 13-Jul-2019 | CST190 | Pittston | Kennebec | Todd, Charlie |
| B2187 | Bombus impatiens | Common Eastern Bumble Bee | 13-Jul-2019 | CST191 | Pittston | Kennebec | Todd, Charlie |
| B2496 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Selene |
| B2496 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Eric |
| B2898 | Bombus vagans | Half-black Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Eric |
| B2898 | Bombus vagans | Half-black Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Selene |
| B3025 | Bombus perplexus | Confusing Bumble Bee | 26-Jun-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3026 | Bombus ternarius | Tri-colored Bumble Bee | 26-Jun-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3027 | Bombus impatiens | Common Eastern Bumble Bee | 12-Oct-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3028 | Bombus impatiens | Common Eastern Bumble Bee | 12-Oct-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3042 | Bombus ternarius | Tri-colored Bumble Bee | 1-Sep-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3043 | Bombus ternarius | Tri-colored Bumble Bee | 1-Sep-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3044 | Bombus ternarius | Tri-colored Bumble Bee | 25-Jul-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3045 | Bombus impatiens | Common Eastern Bumble Bee | 1-Jul-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3046 | Bombus impatiens | Common Eastern Bumble Bee | 1-Jul-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3047 | Bombus impatiens | Common Eastern Bumble Bee | 1-Jul-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3048 | Bombus ternarius | Tri-colored Bumble Bee | 26-Jun-2019 | MOS001 | Belgrade | Kennebec | Scott, Matt |
| B3305 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Selene |
| B3305 | Bombus impatiens | Common Eastern Bumble Bee | 24-Aug-2019 | EJF087 | Winthrop | Kennebec | Frohmberg, Eric |
| B592 | Bombus impatiens | Common Eastern Bumble Bee | 15-Aug-2019 | BAG216 | Benton | Kennebec | Grunden, Charlie |
| B592 | Bombus impatiens | Common Eastern Bumble Bee | 15-Aug-2019 | BAG216 | Benton | Kennebec | Grunden, Barbara |
| B593 | Bombus impatiens | Common Eastern Bumble Bee | 15-Aug-2019 | BAG216 | Benton | Kennebec | Grunden, Barbara |
| B593 | Bombus impatiens | Common Eastern Bumble Bee | 15-Aug-2019 | BAG216 | Benton | Kennebec | Grunden, Charlie |
| B594 | Bombus impatiens | Common Eastern Bumble Bee | 15-Aug-2019 | BAG216 | Benton | Kennebec | Grunden, Charlie |
| B594 | Bombus impatiens | Common Eastern Bumble Bee | 15-Aug-2019 | BAG216 | Benton | Kennebec | Grunden, Barbara |
| B595 | Bombus impatiens | Common Eastern Bumble Bee | 15-Aug-2019 | BAG216 | Benton | Kennebec | Grunden, Charlie |
| B595 | Bombus impatiens | Common Eastern Bumble Bee | 15-Aug-2019 | BAG216 | Benton | Kennebec | Grunden, Barbara |
| B597 | Bombus vagans | Half-black Bumble Bee | 15-Aug-2019 | BAG226 | Benton | Kennebec | Grunden, Charlie |
| B597 | Bombus vagans | Half-black Bumble Bee | 15-Aug-2019 | BAG226 | Benton | Kennebec | Grunden, Barbara |
| LRF31MAY2019001 | Bombus bimaculatus | Two-spotted Bumble Bee | 31-May-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |
| LRF31MAY2019002 | Bombus ternarius | Tri-colored Bumble Bee | 31-May-2019 | LRF002 | Sidney | Kennebec | Fontaine, Louis |