OUTPOST.

Young guns: The North Hollywood Sportsman's Club Youth Shooting Team - thought to feature the state's only youth trap team - will compete Sunday at the Oak Tree Gun Club, 23121 N. Coltrane Ave. in Newhall, during an interclub competition between several area shooting groups. The event, which pits primarily adult shooters in a round-robin format, runs from 9 a.m. to 1 p.m. and is free and open to the public.

Information: [phone] or [phone].

Look for a feature on the youth trap team on these pages in an upcoming edition of the Daily News.

Triathletes unite: More than 1,500 active competitors, celebrities, musicians and ``weekend warriors'' will join athletic efforts Sept. 19 in Malibu to raise funds to battle AIDS during the 13th annual Nautica Malibu Triathlon. Racing begins at 7:15 a.m.

All net proceeds from the half-mile swim, 18-mile bike ride and 4-mile run will benefit the Elizabeth Glaser Pediatric AIDS Foundation. The last event raised nearly $100,000. Among last year's better-known contestants were actor Robin Williams and Olympic gold medalists John Naber, Steve Hegg and Steve Scott. The event is coordinated by Michael Epstein Sports Productions.

To register, call [phone] or visit the www.mesp.com Web site. Registration also takes place from 5:45 to 7 race morning at the site - the north end of the Zuma Beach parking lot, west of Kanan-Dume Road off Pacific Coast Highway (1).

Fishing emergency: The 911 B.A.S.S. Club, a fishing coterie of mainly peace officers and firefighters, is hosting a team bass-angling tournament Sept. 25 at Castaic Lake to raise funds for Bassin' For Abused Kids.

Registration for the $30 event is underway now. Information: [phone]. The contest is open to all comers. Late check-in is 5 a.m. on derby morning at the upper lake's west ramp. Competition is from 6:30 a.m. to 1:30 p.m.; a barbecue free to participants begins immediately afterward.

Bassin' For Abused Kids assists neglected and underprivileged youth in Southern California and around the country.

Season finale: The Castaic Bass Club hosts its final nighttime team derby of the year Friday starting at 8 p.m. at Castaic Lake. Register for the $105 event by 7 that evening at the upper lake's west ramp. Angling will continue until 2 a.m. Saturday.

The event is sponsored by Friends of Castaic Lake and supervised by the American Bass Association. Information: [phone].

All night long: The $1,000 All-Night Catfish Derby returns to Irvine Lake, 4621 Santiago Canyon Road in Silverado, from 5 p.m. Sept. 18 to 3 a.m. Sept. 19. The largest catfish taken at the Orange County fish-for-a-fee facility, is worth $500. And if anglers have a double-down card, which can be obtained at stores of sponsors Vermont Fishing and Tackle (10522 S. Vermont Ave. in Los Angeles) and Longfin Tackle (133 S. Yorba in Orange) the cash prize increases to $1,000. Information: [phone] or [phone].

Fish dinner: United Anglers of Southern California, a marine-fisheries conservation group, is hosting its sixth annual informal dinner Sept. 21 at the Grand, 4101 E. Willow St. in Long Beach. A social hour begins at 5:30 p.m., with dinner to follow at 7.

UASC president Tom Raftican will preside over the evening's events, along with Pete Gray and Marty Milner, co-hosts of the San Diego-based radio show ``Let's Talk Hook Up.'' Don Kent, director of Hubbs/Sea World Research Institute is the guest speaker; Jim D'Onofrio, executive director of the Recreational Fishing Alliance, will be a special guest.

Registration is $25 in advance or $30 at the door. Information: [phone] or the www.unitedanglers.com Web site.

Angling's gender gap: Betty Bauman, founder of Ladies, Let's Go Fishing, reveals in Boating magazine's September issue the top five reasons why women don't fish: Men won't share their fishing secrets; a lack of knowledge about fishing and boating; the fish are too slimy; nobody will fish with them; men yell.

Tag news: More than 5,000 bear tags have sold in the past three weeks, meaning 4,500 tags remain in the quota of 18,000, according to the Department of Fish and Game. This rate increases as the bear-season opener for rifle shooters approaches, and hunters wishing to secure a bear tag for this year are encouraged to order one soon.

Meanwhile, all D-zone tags leftover from initial applications have been available as of Sept. 1. Zones D-6 and D-12 are sold out; few tags remain available for Zones D-9 and D-17. Information: [phone].