No Rocky Creek-specific exception appears in the current synopsis, so the regional stream defaults apply: closed Apr 1 to Jun 14 unless posted otherwise, trout and char catch-and-release in streams from Nov 1 to Mar 31, and a single barbless hook required in all streams year round. Confirm the current Region 4 synopsis before you fish.

Rocky runs stream order 3 (low on a scale that runs from 1 for a headwater trickle up to 6 or more for a full river) and stretches roughly 6 km before reaching the Kootenay. It is small, steep water: a median channel width of about 1.4 m (very narrow), a gradient of about 9.6% (very steep), and a peak mean-annual discharge of only about 0.049 m³/s (very low flow). That geometry, plus zero direct fish-inventory records, reads as a small, steep headwater-type tributary rather than a stream built to carry a resident population year-round this low in its network.

There is no direct fish record for Rocky Creek and no guide coverage or fishing reports to draw on, so this is not a water to plan a trip around. It does carry the inferred westslope cutthroat trout and bull trout signal common to Kootenay tributaries in the Bull River group, and the regional hatch calendar (caddisflies and mayflies through summer, small stoneflies, sculpin and baitfish in lower reaches, late-summer terrestrials) would apply if the creek does hold fish. If it turns out to be fishable, the practical East Kootenay small-stream box covers it: Royal Wulff or Adams on top, Elk Hair Caddis and ants/beetles as terrestrials arrive, Hare's Ear underneath, and a small streamer in the lower reaches wherever sculpin or bull trout are plausible.

No named trailhead, put-in or parking area is confirmed for Rocky Creek. It sits in the Bull River drainage backcountry between Chipka and Swamp creeks off the Kootenay River corridor; treat any approach as unconfirmed backroad access until a specific route is verified on the ground.