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 114 THE CONDOR Vol. in a few feet of them while they ran about over the wet sand in search of sand fleas (see fig. 37). Common again in 3/[ay. Recurvirostra americana. Avocet. A single specimen secured by 3/[r. Peck on September 10. Arquatella maritima coue.q. Aleutian Sandpiper. This species was first taken in Oregon when a specimen was secured on the rocks near Cape 3leares on December 31, 1912. No others were seen at the time, although on 3/[arch 18, two others were taken at the same place. (See Co.'DoR xvI, 1914, page 93.) Pi.qobia bail'ill. Baird Sandpiper. A few of these sandpipers were fouhd along the wet beach in September, but were not plentiful at any time. Pi.qobia minutilla. Least Sandpiper. From September I to 11 these little fellows were abundant in large flocks. Pelidna alpiaa .qakhaliaa. Red-backed Sandpiper. This beautiful sand- piper was found in large flocks in company with the Western Saladpiper on the ocean beach during our visit in 3/[ay. '.reuaete.q mauri. Western Sandpiper. This was the most abundant sandpiper on the beach in September and in 3/[ay. Flocks of from a few indi- viduals to a hundred or more were seen daily along the sandy beach. When feeding they follow the receding waves on the run, taking wing before the next wave reaches them, then repeating the same thing over and over again. Calidri.q leucolhaea. - Sanderling. Sanderlings were found in large flocks on the sandy beaches in September. On January 1, Mr. 3/[urie secured several specimens on the sandspit and others were seen on 3/[arch 14, while during 3/lay they were common. Totanus melanoleucus. Greater Yellow-legs. A single specimen was' taken and another seen by Mr. Peck on the mud flats of the bay during low tide in September. Heteractitis incanus. Wandering Tattler. This bird was fairly common from September 1 to 11 about the ro, cky beach north of Netarts Bay and also on some half-submerged stumps along the bay shore. Not more than three were ever found together. Several were seen in May. Actitis macularius. Spotted Sandpiper. Two or three were found about the mouths of small streams flowing. into the bay, from September 1 to 11, and a single example was seen and collected on the ocean beach in September. Common in Numenius hudsonicus. HudsonJan Curlew. Three were seen and one secured by Mr. Peck on the ocean beach on September 9, and several were seen during May (see fig. 38). Charadrius dominicus dominicus. Golden Plover. A single bird was collected on the ocean beach on September 7. It was alone and no others were seen. Oxyechus vociferus. Killdeer. One was seen by both Mr. 3/[urie and Mr. Peck on December 28. It was flying over a fresh water creek that flows into the bay. Aegialitis semipalmata. Semipalmated Plover. During September and May this plover was common in small flocks al6ng the sandy beaches and occa- sionally on the mud flats of the bay during low tide. Aegialitis nivosa. Snowy Plover. Common on the wide sandy beaches at all times. This plover can run exceedingly fast and tracks measured by Mr.