The first week of November is behind us and large gulls continue to trickle in. Between Lake County, Illinois and Berrien County, Michigan, I recorded 3 Thayer's and 7 Lesser Black-backeds this past weekend. No Great Black-backeds, nor Glaucous, nor Kumlien's Gulls.
Berrien County, Michigan. 08 November 2015.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgLT44Egasi59hpurq1ai6FX6mPF05K60mgjCZrGPJYWuplRMzYx5UzQR7W4XCVZsAI9gZpn4IrpCz3jsAIiLtm4IR_sseSJEZ9GkunFYEFxF7dq9wwA3SbX6VwAYYNTqM4QUGcNxhxf7eK/s640/DSC_2308.JPG) |
(1) THGU. Adult. Taken during the last moments of daylight. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEigmvK908_VBCE5ZLuQHSb1kjyO-rh55iMVi_mO4TgqWUAq_nTks1jDN9_HtCo3CZm2U7L153MeM87M8UfBbPbPUN16HgkYJlY46lFBrAhLzCAzet-vn1BF-TnGRaxI4mNrsKL01gJd42Tm/s640/DSC_2315.JPG) |
(2) THGU. Adult. Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh8tX9IeL6cK5xEMVsWZjTtMNnpU2qEqgHLliA75jC78DDaCWuzFFtiYxT-ctknBR5N7pGhjXh5mpf0oReY5zvGJiTFOTomOmCbSSv4I1DC9uxohnHfCADpszkL7ufvLrEMZRbUf_mbTyWG/s640/DSC_1621.JPG) |
(3) LBBG. Juvenile. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjmeytfSbClJYUEzk83DsMeogCox9Hv3FNqddcRZD49iknlN7cuJPOyQSJSLMTH8ZPtG5eCTtz6BwMC0HQxbk7OOXDoRaqY8ry1jqPc8wUAeF0tgR4WYrLbkcSw24PAKGIbvsb3iKf9t4WM/s640/DSC_1996.JPG) |
(4) LBBG. Juvenile. Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjhmGUPJulFoh7HVnEhGJaOehGMFAEV-or1XMpbnIwMCYH9rDSEkTKe6KHeEe6uIyOD5jYewfQbu401VOxvdNdWlDXviS09gsXw1erQlWcL4v-Jbkhsyj4iO2OF3rjF2MOmv1eMJamhmEGp/s640/DSC_1758.JPG) |
(5) LBBG. Juvenile. Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhxOvtjvK67K-R2y2Zd0hLOYO1eD6cNTanWMGP39_4EiOKCxicTtpSshycOw6H8ZUgj1Uw8gkpm4NnvlEENENDxc99XyfaSGOe2Z28r5B6R_PTNfYa5GR3S1hzuvdc79Fs9UFNGcf4HsuNf/s640/DSC_1628.JPG) |
(6) LBBG. Juvenile. Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjwwm55KjYa2RBe51j_Hp1Y6tGZka_Vq_HcyUSRXVe7u2JtIv4WaaOVS2BES6vBNy0yqoV5vBVWVDdSg132Klyjh0aN9XXdzz0HNGcwNpq20vNAiuKKVimkM9bpyMszDh7qY_Af5CXtGCes/s640/DSC_1896.JPG) |
(7) HERG, LBBG and RBGU. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi3cJ4n1rH-EG8k26HWyhEJI1itLkfJxLRWjCNU3JHgA2iTa9IL3Nus1eirv8TaZxDiwcreMNTM8qbQW0QWN79BDvzz8_pvsHVfwtTm4E_w_PacVP1kxiE1d4ATT8E_jeFRhSuYLNN_JBbJ/s640/DSC_1937.JPG) |
(8) LBBG & HERG. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgg3S1hfAlwVD3shl5xkSVA3ipKrg9VqM5tE8_UJlxFKguDpyUlNnHp3MysdzUvJ1Vf8dd1iv8Zxp6QdmCGaybEgeGPfl1RcpnlOpXXZ3vYjQG30PVtsOmKI8yPl1vakEuqUSpFyFPvF_hf/s640/DSC_1973.JPG) |
(9) 1st cycle HERG with sparse barring on undertail. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEggcyvLBR6K_zQyN9QyD2jSzDLD0ghJj2StmdfAHyQmGW-nEHguuB-rThGf3f3am9jd5yFPf7mbmYU6n_GjEsQyEur15U-Ro0Ha9f3O8J1Pgn3MXq2hRAHDo699WT455u28LY7Cmq65xWiT/s640/DSC_1972.JPG) |
(10) 1st cycle HERG. Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg2hM7CQwRkfkS_wxMC7GSEAJc9aOf3BcWiKKLWHChnHPl-z6f6KPqjaR1FXkEl0N4n25fCixPM4tFFPJ8X6WQzgiRfxPic-iCMNowfZjszRU5i2nmB5CwPjjJci9aQN_kuWmjU4wXVi6eE/s640/DSC_2030.JPG) |
(11) In the field, this adult HERG showed noticeable horizontal barring on the neck/breast, although it lacked the wavy pattern often seen with Glaucous-winged Gulls. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhME4ga4MoYTgw57NBdhnXb5zUskWi4HIy0ivAMF0Zi9h0vUMzDHOJD2N22BEJ_kZA41VnCmz9tWFqLO-wtCCXBk_hVm8Dny5JT-Uj-geYPxq90aZLKcSiOLo0oW5xMukW_7vJYRNmRs-J0/s640/DSC_1614.JPG) |
(12) Juvenile HERG. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgPagO_urjRptWYk5UqTMR98w_wI2oj6KF4HujtpygLvng263X-XoKyGvJga1zmAl0CItqVtUkePXMqtqXez5UeUMP4NsOYmGVSVdWoUYGh9dvtqQddpxS-XGl77sajCqYYUhuCfHLXUFXF/s640/DSC_1690.JPG) |
(13) Juvenile HERG. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgqzwVHW8Btg4Xw10C7zyqd_uoEnm0bJqJ2H3tPItnnpQREVuypZIYM3X6D07Ov50X4S0aCmr0RAqCDYpdKKPk-HUvKgtbJJXPlFZQkfu8pmKjnTMipeEUBPaYubmJF98rFYRWUVZcVYW5G/s640/DSC_1977.JPG) |
(14) 2nd cycle HERG. |
Lake County, Illinois. 07 November 2015.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhreQbixYXWNdaeMg7HFUgl8rwUzG-MuTeMMsi3qBLQGb3o1SePLmuLxRt_Q1hHUF_U7hAJEkT3styBEUAXYQ73lwztl-nUkIbpSA1j5bEHfPWEF3bO3HdBDdJnL0INm9Lz8LSX99xpo0bS/s640/DSC_1133.JPG) |
(15) A somewhat retarded 2nd cycle HERG. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEga-lB-ZsHCdg6OcdeQdqSZPGjgJdM78INCrIHJsiaerV8AVPmHHqA4_XE2fJOKJLZJhfH0PRJzjNMBJ_kCVCRDh1Ngy9V105wUFLZRAR31uyyPKhiRwBNqlYVetaXaTg6yAxwQopw2nZNL/s640/DSC_1127.JPG) |
(16) Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhZ_pzxAC9vDz-x_PpSvMO2VL__V7O-CvTR8pwVP-ip3MlwtKUX7QhAFlH-TiYZBiLz1utw4dGdsf3yANRE-9Ku1idDkdPmhna4XEKoqk5r2ugrl25_AYgF7UQIswjpeb8LFUNOjuSSdZln/s640/DSC_1044.JPG) |
(17) Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj_sVIk9A2OqsyKZ7OsY_5TCZ9gt-0yDvCCkOYs6dDbt7uXiNaX_k-ME6RWhf55MjYf22WtlTbOWes1cwWtH4p1ul0IL2zwwQ5DiaQo4A45vciMlsvZpWCHxI4ela7Naaa1StjoGPjqtouC/s640/DSC_1032.JPG) |
(18) Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgeGWtEO5230HtvJ3sjgb7dc2ZHwInp3ZDZm_44zDXsJA2T8_3QiatOHmPKKOqU5wFOzbUG5sObL2bEXla8hj0qIQcwkt5VyWbOSMsH1BvYWycqmneYUTcqD0QP-DGdj-Ea92p-8B1oHwqX/s640/DSC_1025.JPG) |
(19) Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiin6rEJcsZCugBHSPQeNQXKL_C3QaDigPha_se2z5iTqigMpRnkz72KKXMH5qqfNMrxTMfYsV78a3WZs2ytDBp_XA2sGK52QHCIZFP7YDZkqlDvJVetviBXhHx6LHvNJGpIEZq9uBspQ7X/s640/DSC_0956.JPG) |
(20) 1st HERG with relatively marbled greater coverts, not too unlike the 2nd cycle above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjXw_3yazZoAneLt2VvxUwKAa9Z0rdiWGSV_gfCTjJZ8js6G-nbGZdB0NNd4Rcz62uopGMokAGsYJrnnjVOLKBSQEgeRjGj-aKG7DeJO0tH1R-9_fCDveb4vzsoJ-qdqEXOQ_o9xOw0rlJY/s640/DSC_0913.JPG) |
(21) Juvenile HERG with a couple of replaced scapulars. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhEFN6c5bwCOuxkanGvIg62Od9P44iZRQchJuDivAg8bCQkDKTPXKQ8uY-wzJf7lO2QFBuup3ESpkz-_8n11RfXeMhKjV7ZcScGOoT1U3GuDg8Q6ZV-KsGDq1Z1I3_53Y37-bgcL6fZp2MF/s640/DSC_0943.JPG) |
(22) Juvenile HERG. Open wing below. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiGOPzTHadZTtKjCp7uaDmiQeRCExhP4qYzAit8qmnYFKeV5xhPeYRj_JvRZriV5Zj73IJD_q4CcRNhGtOEM1i62n2EL-0m5pyPjFLwHmNEhvH2rI8K1gJt4v06whSEv9NW5lbnK_0UzxdN/s640/DSC_0983.JPG) |
(23) White ground color to uppertail coverts. Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgIirh66Gta8iASU588xTcwK9PLwx322ROe_pPdxEjx9mvYpZ_Jy3CeMXRe1uWodmAo5ZkBqRYIxr2dsy19HiyDHCcEK-KG_VUfjxwrqZh0qLl9y9kUpjCD9PEoJXXE0Dw6PaqDHwctTHv8/s640/DSC_1060.JPG) |
(24) 1st cycle with stress/fault bar across rectrices and remiges. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjFRd3zCaeNOevyw2iKCGxMVujtmxAyi-n1G_4Kwp6cQpGy5V3nVrGAiCiWQuep2x-Zj8owJCXOgo_R0zaYTdt_Y4VyqeWZhsgs3hF09xuh1gCjdnWFgoKG0eP902S6dQkOQ_BGxhmh6Ar1/s640/DSC_1063.JPG) |
(25) Same individual above. The primaries always seem to fair better than the tail feathers when it comes to stress bars. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEipj26VLRsv2LPIKUIKrdWnfVr7XHUyC7X2yvIO2P-HDFo32pGgat2sorURPPYTDe-hXoefKy6uJRW5cXFohrhr9f02UU-MaiJazGbqANGHEdWjJUhKXbjfMVqJoOi5arOO5inITUy92FQf/s640/DSC_1576.JPG) |
(26) 1st cycle HERG with about half of its scapulars replaced. Vent region sparsely marked. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiWqHST6DVfQZG6zwuq8-8POtIU1FMXfVLMT9OmT_v1rDB2OMc6UPnuQNCX5WQDru_BtyxR2gwKRueZWxambfPdf27jXpiWicej2JHi2x5HllfQVOw9_43N5aR2-cJ9ScuzK6C6L9V9L0ue/s640/DSC_1570.JPG) |
(27) Same individual above. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjXEdTrDArHmV28fo-BiwDSsPioTaMLC0lebyYhZPcSna295zwf45pqAug4cGZTPrfv-_Pn1-KXD-N3wQ2X45NZvjg81eQ4vqOEM2odQL7c7XrqWcpC7TMR6EmnBvsqAAbVKUoG9VPCuMYi/s640/DSC_1366.JPG) |
(28) Adult type HERG with p10 still growing. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj4OOGFtSKI_aeqBTkEqPUI_EsoLb5tjuw-ld4XeJcaERLWKKAPe5YIWut9Pq_7v5GBLK9LF2y_8-eVk4xkN5lld08ZXCCVRYx9q4E8jVxDBOlpWaYGuX7UWNT7ZmY0oRw0uo3pUdIAlrFs/s640/DSC_0961.JPG) |
(29) 3rd cycle type HERG with p-molt complete. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhwTbYl4jVfBTFuRjF7cej5-XTg6JNQugizisnYG5LMQQhLEZ6NYRB5vEtBimELpn0d0nLmv_WHtTZG1M24ZNG97dYXkdexZLLD-3Ct9pz0_CMkkghq-AtgdAhwNukP7YDWMCs55S60s4Uh/s640/DSC_0883.JPG) |
(30) 3rd cycle type HERG. Flight shot below. |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEizZmYGhoyOuYBUHR3CxI9koEn4bx1Hh82tuhK77QgdMMvmLkfsBcXqwJ8WVpNa33JobM6QBn9oVVPjL2T0NtFBcGSQEYbr4xKuTejkD4M916kWL8jkSZuVk-fk_9lxZmuAaRWCNlfv8uE_/s640/HERG+3rd+cycle.jpg) |
(31) Same individual above. The full band on p4 likely age-related.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhQdrdVbzCq9wPEPyAdJR4JZpx_n1wUKjj1jKMEnqaa8f6c2WjqglV6zkQY99QDc4W5xbeNYVB0KEYNNqB3uqrAMVM483db1Ui2gRetmx_hNPMx1Ds3cg03SQfLOxOPLzLofyAvM9mX3Jw7/s640/DSC_1487.JPG) |
(32) RBGU. Hatch year. Extensive brown scaling on body. Moderate wing covert and tertial renewal.
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(33) This Ring-billed has to top any hatch year RBGU that I've observed before in terms of post-juvenile feather molt. Most of the wing coverts, tertials and scapulars have been replaced here.
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