[Code of Federal Regulations]
[Title 50, Volume 2]
[Revised as of October 1, 2008]
From the U.S. Government Printing Office via GPO Access
[CITE: 50CFR17.85]

[Page 203-206]
 
                    TITLE 50--WILDLIFE AND FISHERIES
 
 CHAPTER I--UNITED STATES FISH AND WILDLIFE SERVICE, DEPARTMENT OF THE 
                          INTERIOR (CONTINUED)
 
PART 17_ENDANGERED AND THREATENED WILDLIFE AND PLANTS--Table of Contents
 
                   Subpart H_Experimental Populations
 
Sec. 17.85  Special rules--invertebrates.

    (a) Seventeen mollusks in the Tennessee River. The species in the 
following table comprise nonessential experimental populations (NEPs):

------------------------------------------------------------------------
                Common name                        Scientific name
------------------------------------------------------------------------
Cumberland bean (pearlymussel)............  Villosa trabalis
tubercled blossom (pearlymussel)..........  Epioblasma torulosa torulosa
turgid blossom (pearlymussel).............  Epioblasma turgidula
yellow blossom (pearlymussel).............  Epioblasma florentina
                                             florentina
catspaw (purple cat's paw pearlymussel)...  Epioblasma obliquata
                                             obliquata
clubshell.................................  Pleurobema clava
Cumberlandian combshell...................  Epioblasma brevidens
Alabama lampmussel........................  Lampsilis virescens
winged mapleleaf (mussel).................  Quadrula fragosa
Cumberland monkeyface (pearlymussel)......  Quadrula intermedia
oyster mussel.............................  Epioblasma capsaeformis
birdwing pearlymussel.....................  Lemiox rimosus
cracking pearlymussel.....................  Hemistena lata
dromedary pearlymussel....................  Dromus dromas
fine-rayed pigtoe.........................  Fusconaia cuneolus
shiny pigtoe..............................  Fusconaia cor
Anthony's riversnail......................  Athearnia anthonyi
------------------------------------------------------------------------

    (1) Where are these mollusks designated as nonessential experimental 
populations (NEPs)? (i) The NEP Area for these 17 mollusks is within the 
species' historic ranges, and is defined as follows: The free-flowing 
reach of the Tennessee River from the base of Wilson Dam downstream to 
the backwaters of Pickwick Reservoir (river mile (RM) 259.4 [414.0 km] 
to RM 246.0 [393.6 km] and includes the lower 5 RM (8 km) of all 
tributaries to this reach in Colbert and Lauderdale Counties, Alabama.
    (ii) None of the identified species are known to exist in any of the 
tributaries to the free-flowing reach of the Tennessee River below 
Wilson Dam or from below the backwaters of Pickwick Reservoir, Colbert 
and Lauderdale Counties, Alabama. In the future, if any of the 17 
mollusks are found upstream of the lower 5 RM (8 km) of these 
tributaries or downstream into Pickwick Reservoir, we will presume the 
animals came from the reintroduced NEP, and we will amend this rule and 
enlarge the boundaries of the NEP Area to include the entire range of 
the expanded population.
    (iii) We do not intend to change the NEP designations to ``essential 
experimental,'' ``threatened,'' or ``endangered'' within the NEP Area. 
Additionally, we will not designate critical habitat for these NEPs, as 
provided by 16 U.S.C. 1539(j)(2)(C)(ii).
    (2) What activities are not allowed in the NEP Area? (i) Except as 
expressly allowed in this rule, all the prohibitions of 17.31(a) and (b) 
apply to the mollusks identified in this special rule.
    (ii) Any manner of take not described under paragraph (a)(3) of this 
section will not be allowed in the NEP Area. We may refer the 
unauthorized take of these species to the appropriate authorities for 
prosecution.
    (iii) You may not possess, sell, deliver, carry, transport, ship, 
import, or export by any means whatsoever any of the identified 17 
mollusks, or parts thereof, that are taken or possessed in violation of 
these regulations or in violation of the applicable State fish and 
wildlife laws or regulations or the Act.
    (iv) You may not attempt to commit, solicit another to commit, or 
cause to be committed any offense defined in this paragraph (a).
    (3) What take is allowed in the NEP Area? (i) Take of these species 
that is accidental and incidental to an otherwise lawful activity such 
as fishing, boating, commercial navigation, trapping, wading, or mussel 
harvesting, is allowed.
    (ii) Any individual collecting or harvesting mussels must check 
their collection prior to leaving the immediate area and return any NEP 
mussels to the site where they were obtained.
    (4) How will the effectiveness of these reintroductions be 
monitored? We will prepare periodic progress reports and fully evaluate 
these reintroduction efforts after 5 and 10 years to determine whether 
to continue or terminate the reintroduction efforts.
    (b) Sixteen mollusks in the French Broad and Holston Rivers. The 
species in the following table comprise nonessential experimental 
populations (NEP):

[[Page 204]]



------------------------------------------------------------------------
                Common name                        Scientific name
------------------------------------------------------------------------
Cumberland bean (pearlymussel)............  Villosa trabalis
Cumberlandian combshell...................  Epioblasma brevidens
fanshell..................................  Cyprogenia stegaria
Appalachian monkeyface (pearlymussel).....  Quadrula sparsa
Cumberland monkeyface (pearlymussel)......  Quadrula intermedia
oyster mussel.............................  Epioblasma capsaeformis
birdwing pearlymussel.....................  Lemiox rimosus
cracking pearlymussel.....................  Hemistena lata
dromedary pearlymussel....................  Dromus dromas
fine-rayed pigtoe.........................  Fusconaia cuneolus
rough pigtoe..............................  Pleurobema plenum
shiny pigtoe..............................  Fusconaia cor
orange-foot pimpleback (pearlymussel).....  Plethobasus cooperianus
ring pink (mussel)........................  Obovaria retusa
white wartyback (pearlymussel)............  Plethobasus cicatricosus
Anthony's riversnail......................  Athearnia anthonyi
------------------------------------------------------------------------

    (1) Where are these mollusks designated as NEPs? (i) The NEP area 
for these mollusks is within the species' historical range and is 
defined as follows: The French Broad River, Knox and Sevier Counties, 
Tennessee, from the base of Douglas Dam (river mile (RM) 32.3 (51.7 
kilometers (km)) downstream to the confluence with the Holston River; 
then up the Holston River, Knox, Grainger, and Jefferson Counties, 
Tennessee, to the base of Cherokee Dam (RM 52.3 (83.7 km)); and the 
lower 5 RM (8 km) of all tributaries that enter these river reaches. 
None of the species identified in paragraph (b) are known to exist in 
any of the tributaries to the free-flowing reaches of the French Broad 
River below Douglas Dam, Knox and Sevier Counties, Tennessee, or of the 
Holston River below the Cherokee Dam, Knox, Grainger, and Jefferson 
Counties, Tennessee. Based on their habitat requirements, we do not 
expect these species to become established outside this NEP area. 
However, if any individuals are found upstream or downstream or into 
tributaries outside the designated NEP area, we would presume that they 
came from the reintroduced populations. We would then amend paragraph 
(b)(1)(i) of this section to enlarge the boundaries of the NEP area to 
include the entire range of the expanded population.
    (ii) Another NEP area for 10 of these mollusks (Cumberland bean, 
Cumberlandian combshell, Cumberland monkeyface, oyster mussel, birdwing 
pearlymussel, cracking pearlymussel, dromedary pearlymussel, fine-rayed 
pigtoe, shiny pigtoe, and Anthony's riversnail) is provided in paragraph 
(a) of this section.
    (iii) We do not intend to change the NEP designations to ``essential 
experimental,'' ``threatened,'' or ``endangered'' within the NEP area. 
Additionally, we will not designate critical habitat for these NEPs, as 
provided by 16 U.S.C. 1539(j)(2)(C)(ii).
    (2) What activities are not allowed in the NEP area? (i) Except as 
expressly allowed in paragraph (b)(3) of this section, all the 
prohibitions of Sec. 17.31(a) and (b) apply to the mollusks identified 
in paragraph (b) of this section.
    (ii) Any manner of take not described under paragraph (b)(3) of this 
section will not be allowed in the NEP area. We may refer the 
unauthorized take of these species to the appropriate authorities for 
prosecution.
    (iii) You may not possess, sell, deliver, carry, transport, ship, 
import, or export by any means whatsoever any of the identified 
mollusks, or parts thereof, that are taken or possessed in violation of 
paragraph (b)(2) of this section or in violation of the applicable State 
fish and wildlife laws or regulations or the Act.
    (iv) You may not attempt to commit, solicit another to commit, or 
cause to be committed any offense defined in paragraph (b)(2) of this 
section.
    (3) What take is allowed in the NEP area? Take of these species that 
is accidental and incidental to an otherwise legal activity, such as 
recreation (e.g., fishing, boating, wading, trapping, or swimming), 
forestry, agriculture, and other activities that are in accordance with 
Federal, State, and local laws and regulations, is allowed.
    (4) How will the effectiveness of these reintroductions be 
monitored? We will prepare periodic progress reports and fully evaluate 
these reintroduction efforts after 5 and 10 years to determine whether 
to continue or terminate the reintroduction efforts.
    (5) Note: Map of the NEP area in Tennessee for the 16 mollusks 
listed in paragraph (b) of this section follows:

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[66 FR 32263, June 14, 2001, as amended at 72 FR 52459, Sept. 13, 2007]