William J. Koster Field Journals


W.J. Koster

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Specimen collected 01 September 1954. Original Locality: San Juan River Navajo River, just above mouth of Amargo River. Locality: Navajo River, just upstream of Amargo Creek confluence.Catalog number: MSB10; Taxa: Cottus bairdii; Common name: mottled sculpin; Count of specimens: 5; Standard length:Catalog number: MSB700; Taxa: Pimephales promelas; Common name: fathead minnow; Count of specimens: 8; Standard length:Catalog number: MSB982; Taxa: Rhinichthys osculus; Common name: speckled dace; Count of specimens: 67; Standard length:Catalog number: MSB1735; Taxa: Gila robusta; Common name: roundtail chub; Count of specimens: 1; Standard length:Catalog number: MSB2248; Taxa: Catostomus latipinnis; Common name: flannelmouth sucker; Count of specimens: 11; Standard length:



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