1. Appeldoorn RS, Schärer-Umpierre MT, Rowell TJ, Nemeth M (2013) Measuring relative density of spawning red hind (Epinephelus guttatus) from sound production: consistency within and among sites. Gulf Caribb Fish Inst 65:281–286
2. Appeldoorn RS, Schärer-Umpierre M, Clouse K, Rowell TJ (2016) Spatio-temporal patterns of red hind, Epinephelus guttatus, spawning aggregations off the west coast of Puerto Rico: evidence from monitoring courtship associated sounds. Gulf Caribb Fish Inst 68:92–94
3. Appeldoorn E, Zayas-Santiago CM, Schärer M, Clouse K, Appeldoorn RS (2018) Temporal patterns among multiple courtship associated sounds in the red hind Epinephelus guttatus suggest two spawning aggregations during a single lunar cycle. Gulf Caribb Fish Inst 71:218–220
4. Beets JP, Friedlander AM (1998) Evaluation of a conservation strategy: a spawning aggregation closure for red hind, Epinephelus guttatus, in the U.S. Virgin Islands. Environ Biol Fish 55:91–98
5. Biggs CR, Erisman BE (2021) Transmission loss of fish spawning vocalizations and the detection range of passive acoustic sampling in very shallow estuarine environments. Estuar Coasts 44:2026–2038