7962

• UCREFRP Catalog Number: 7962
• Author: Wolz, E. R. and D. K. Shiozawa.
• Title: Benthic Invertebrates from the Green River, UT, Benthic Macroinvertebrate Communities of the Green River, at the Ouray National Wildlife Refuge - master's theses.
• USFW Year: 1993.
• USFW - Doc Type: Brigham Young University,
• Copyright Material: NO

Table 1. Densities of benthic invertebrates (#/m2) from the Green River, river channel habitat type, at the Ouray National
Wildlife Refuge, Ouray, Utah.
July 15, 1991 August 12. 1991
# of samples # of samples
Taxon Density/m2 (95% C.L.) processed Density/m2 (95% C.L.) processed
Nematoda 24,881 (13,107-47,302) 6 2,421 (2,063-2,840) 5
Oligochaeta 3,426 (2,565-4,570) 18 11,182 (7,497-16,678) 5
Insecta
Ceratopogonidae 3,608 (2,731 - 4,767) 27 13,026 (9,316-18,215) 5
Chironomidae 4,150 (2,798-6,155) 5 3,516 (2,454-5,037) 30
Early instars 1,037 3,016
Chironomus 346 0
Cyphomella 0 58
Lendella 576 0
Paramerina 115 0
Paratendipes 0 96
Polypedilum 1,844 269
Procladius 115 0
Psectrocladius 115 0
Stempellinella 0 58
Tanytarsus 0 19