Yellownose Goby (Elacatinus randalli) | Digital Marine Atlas

The Brilliant Neon Cleaner of the Tropical Western Atlantic Reefs

​The Yellownose Goby (Elacatinus randalli), famously recognized in historical scientific documentations under Gobiosoma randalli, is an exceptionally mesmerizing, beneficial, and distinct nano marine species. It is highly celebrated for its sleek, deep dark body sharply contrasted by a glowing, neon yellow-to-gold stripe that originates directly at its snout snout and runs vividly along the upper contour of its length. As a dedicated bottom swimmer that commonly establishes specialized cleaning stations on coral heads and large brain corals, it introduces an invaluable layer of biological utility, striking color contrast, and fascinating social interaction to established reef systems. Maintaining a perfectly peaceful temperament, it forms a stellar educational profile within the CECOZ Digital Marine Atlas collection, making it an absolute favorite for nano-reef aquarists and biodiversity collectors alike.

​Key Features of this Edition:

​Global Presence: Native to the warm, tropical, and highly diverse coral reef networks sprawling across the Tropical Western Atlantic.

​Specialized Behavior: A dedicated bottom swimmer and cooperative cleaner fish that hovers confidently around its designated territory, interacting completely peacefully as a community tank inhabitant.

​Natural Habitat & Diet: In the wild, it primarily feeds by picking off ectoparasites from larger reef fishes. In aquarium care references, its feeding profile is supplemented with high-quality prepared foods and small invertebrates.

​Lighting Preference: Thrives beautifully under well-illuminated aquatic environments to simulate shallow reef faces, preferring a bright lighting configuration configured with absolutely no direct sunlight.

​[Exclusive Video Observation Included]

​This edition includes an HD short observation clip showcasing the Yellownose Goby’s spectacular neon facial markings, its distinctive resting postures on coral surfaces, and its meticulous, peaceful benthic movements.

​Best for: marine biology students, nano-reef hobbyists, cleaner fish collectors, educational displays, and aquarists looking to study beneficial symbiotic reef behaviors.

​Note: Full care data, precise host-coral safety baselines, volumetric nano-tank metrics, and dietary parameters are completely detailed within the Digital Infographic Card inside your download folder.

​Formats included: High-Resolution Infographic Card (PNG/PDF) + Video Clip (MP4).

​Part of the CECOZ Digital Marine Atlas Collection – Exploring the world, one species at a time.