CRUISE OF THE STEAMER C'ORWIN. 79 



584. Grus fraterculus Cass. Little Crane. 



A rallirr van' resident of tlie NoiUak rei^'iiiii, ;i!iil [irineipally ;iliMig the lower river. 



588. Olar Aiucricaiius (Sliarplcss). Bp. WhistliN(} Svv.vx. 



A small flock observed near tlie delta of the river is the only record obtained. Not aljun- 

 dant, but a reguhir summer resident. 



593((. Anser albifrons gambeli (Hartl.), Cones. American White-fronted Goose. 



Found almost exclusively along the lower and marshy sections of the river, where it is 

 very abundant. 



594f>. Beriiichla canadensis leuooparia (Bntitdf). Cuss. White-cheeked Goose. 



An abundant summer resident of tlie entire region, and nesting wherever found. 



605. Dafila acuta (/>//(((.), jBouoj). Pintail. 



A moderately abundant species, found along every portion of the river. Nests in evei'y 

 sectioii among the marshy lands. 



607. Mareca Americana ((TH(rf.), ,S'f('jj/(. Baldpate. 



Observed singly or in pairs everywhere along the river. Saw young birds about middle 

 of July. 

 612. Nettiou Caroliueusis (Omel.), Bainl. Green-winued Teal. 



A summer resident of the fresh-water ponds and marshes near the coast. Not an al)un- 

 dant species. 



620. Clangulaglaucium Americana (iJjj.), Ridgir. AMERICAN GoLDEN-EYE. 



A single pair observed on the lower river are the only representatives of this species I have 

 ever seen in Alaska. Possibly they may have been only stragglers, and are extremely rare. 



628. Somaterla v, nigra Gnii/. Pacific Eider. 



A single specimen df tlie male bird seen about three hundred miles above th(^ moutli of 

 the river is the only rectjrd obtaint^d. Proliably a straggler only. I was not aware that tliey 

 ever left the sea-C(jast. 



637. Mergus serrator L('rt». Red-breasted Sheldrake. 



A moderately aVjum lant species, found along the entire river. Nests about the flrst of June. 



660 Larus glaucus Briinii. Glaucous Gull. 



Observed throughout the river region in varying abundance; principally, however, along 

 the lower p(jrtion. 



662. Larus glaucescens Lk7i?. Glaucous-winged Gull. 



In the same localities, but rather more abundant than the preceding species. Nests along 

 the river early in July. 



675. Larus philadelphise (Orel). Gratj. Bonaparte's Gull. 



Noted on several occasions near the moutli of the Noatak; not abundant, but undoubtedly 

 a regular migrant to this section. 



687. Sterna macrura Naiiii. Arctic Tern. 



A very abundant species along the river, and nesting wherever found. 



633. Stercorariuscrepidatus (/>((i(/c.s-.), X'k'ill. Ric," ardson's J.egek. . 



Not abundant in any section, but undoulitedly a niigra.nt to the far north. 



699 Stercorarius parasiticus (Linn.), Saunders. Lono-TAILED J.'EciER. 



Observed singly or in pairs everywhere along the river. A regular resident, but not an 

 abundant species. 



