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Petaluma River, Sonoma Creek, Napa River

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Consultation and Permit Requirements

Steelhead Trout:

  • PERIOD OF RESTRICTION: October 15 - July 31
  • POTENTIAL IMPACT: Habitat degradation; adverse effects on life stages.
  • DREDGE RESTRICTION: Restrict dredging in these areas during "period of restriction". Otherwise, individual Consultation with NMFS is REQUIRED.

Sacramento Splittail (Juveniles):

  • PERIOD OF RESTRICTION: February 1 - July 31
  • POTENTIAL IMPACT: Direct entrainment by dredge.
  • DREDGE RESTRICTION: Consultation with FWS and CDFG is REQUIRED for projects that will result in direct habitat loss; see Consultation and Permit requirements D and F.


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