Specimen Information

Daphnia lumholtzi
Daphnia lumholtzi
(a waterflea)

Specimen ID1711185
Common Namea waterflea
CountySan Diego
LocalityLake Hodges [just S of Escondido]
Mapping AccuracyAccurate
HUC8 NameSan Diego
HUC8 Number18070304
HUC10 NameSan Dieguito River
HUC10 Number1807030403
HUC12 NameLake Hodgtes-San Dieguito River
HUC12 Number180703040301
Collection Day22
Collection Month2
Collection Year2023
Year AccuracyActual
Potential Pathwayhitch hiker | dispersed
CommentsD. lumhotlzi specimens were observed in plankton tows collected at Lake Hodges. Tows were collected for early detection monitoring of quagga/zebra mussels by the California Department of Fish and Wildlife. Tows were collected on 1/31/23 and microscopy observations were made on 2/22/23.
Record TypeNAS sighting report
VerifierJoycelyn Ho (California Department of Fish and Wildlife)


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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [6/16/2024].

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